Megan McKinley Mace and Elizabeth Morgan Mace were born on November 21, 1992 in Edwardsburg, Michigan to parents Randy Mace and Mary Miars.

They grew up in Edwardsburg, Michigan. Megan is the older sister by one minute. Their parents divorced when the twins were three and they lived with their mother.

Their first video on YouTube, entitled "This Note", is a song which they wrote at the age of 15.

Their first cover was of "Ain't No Mountain High Enough", originally written by Nickolas Ashford & Valerie Simpson and performed by Marvin Gaye and Tammi Terrell, but better known from Diana Ross's cover in 1970.

They have posted 28 original songs on YouTube (as of June 2012).While living in Michigan, the girls posted a new cover or original song every week or two.

In February 2011, Megan and Liz went on tour with Boyce Avenue and Tiffany Alvord. They performed nine shows across the United States.

The duo released their first official music video on May 20, 2011 of their self-written song "Happy Never After." Since then they have posted 28 original and 13 official videos.

Two days later, on May 22, 2011, Megan and Liz performed at the Totally Tube concert in Westbury, New York, alongside fellow YouTubers Kurt Schneider, Tiffany Alvord, Joseph Vincent, Kait Weston, and Jenna Rose.

Since moving to Nashville, Tennessee, the duo has been added to Nashville Hootenanny's 'Teen Hoot' roster, where local artists perform for a crowd of teens at Westwood Studios.

Megan and Liz have appeared in June 26, 2011 and August 20, 2011 performances and play both covers and original songs for further shows.

In the August 20 show, they performed a duet with "Need Your Poison" co-writers Memphis High.

Their second music video, "Rest of You", was released on June 17, 2011.The video was shot in their hometown of Edwardsburg with several of their friends. Views of Lake Michigan can be seen in the video. The single was released two days prior to the music video's release on YouTube and Celebuzz.

In the beginning of August 2011, Megan and Liz debuted their new single, "Here I Go", on Celebuzz!. The song was co-written by the girls and Paula Winger.

In late August 2011, the twins released their next original song, "Run Away", along with a corresponding music video. The girls co-wrote the song with Alexz Johnson and Jimmy Robbins. The video was shot at Edwin Warner Park in Nashville.

In late August, Megan & Liz announced that they will be opening for Action Item on their upcoming "The Stronger The Love" tour, along with Burnham, Hollywood Ending, and The After Party. They appeared in all eight shows.

"World's Gunna End", another Megan and Liz original, was released on September 6, 2011. The accompanying music video was released on September 12.

Megan and Liz co-wrote the song back in May 2011 with songwriter and music producer Chris Sernel.

The girls, along with their video producer (who had appeared in the "Here I Go" music video), visited over thirty locations in Nashville to shoot the many alternating scenes in the video.

In early September 2011, Megan revealed on her official Twitter account that they would be releasing a Christmas EP before the release of their debut album.

Their EP, A Twinning Christmas, was released online (digitally on iTunes and Amazon MP3) on November 15, 2011.

Their first original Christmas song, "It's Christmas Time", was released on November 8, 2011.

In mid-September 2011, Megan & Liz announced that they were heading to Los Angeles, California to shoot multiple music videos. One of them was for an original song, "Are You Happy Now?" (co-written with Paula Winger), which was directed by Shenae Grimes of 90210. This song was also recorded for the Do Something organization against bullying.

The single was released on October 8, 2011. The music video premiered on Teen.com on October 17, 2011. The website had been promoting Megan & Liz the week prior, including releasing exclusive behind-the-scenes footage of the video shoot with Grimes, premiering a video teaser, and hosting a giveaway of some of the props used in the video.

As of now, an acoustic version of the song taken from one of their live performances is available as a free download on their Facebook fan page.

Their original song, "Old School Love", was released early on December 21, 2011, with the re-release slated for January 3, 2012. The filming of the video was completed on October 1, 2011.

It was written by Megan and Liz, along with Alexz Johnson and Jimmy Robbins. The video was released on January 16, 2012.

On December 2, 2011, the girls performed at the annual 107.5 The River's Acoustic Christmas 2011 concert in Nashville, alongside Demi Lovato, Hot Chelle Rae, Colbie Caillat, Andy Grammer, and Cobra Starship.

On December 9, the girls were invited to perform at the Z100 Jingle Ball 2011 Pre-Show in New York City.

In January 2012, the girls traveled to L.A. to film a music video for another original song, "A Girl's Life."

The video was released a short while later on January 30, 2012.

Also in January, the girls joined Allstar Weekend along with Hollywood Ending, Before You Exit, and The After Party on select dates during the winter portion of their 2011-2012 tour. They performed in 3 shows.

Megan & Liz's fourth EP, This Time, was released on February 28, 2012.

It was sold in physical form for a limited time in F.y.e. stores nationwide. This EP contains seven original songs, six of which had previously been released as singles. The other original song is called "Princess Charming."

The EP was also released on iTunes on February 20.

Their original song, "Long Distance" was first released in early April 2012 to fans who had received ten clicks on their contest "share" links through a Facebook app.

The music video was filmed in Los Angeles in the middle of March 2012 and was released on May 4, 2012.

The song was inspired by Megan's ex-boyfriend, whom she was dating at the time the song was written.

In May 2012, they performed on the Village stage at the annual Wango Tango concert event.

Their single, titled "Bad for Me," (which as of August 31 is in the top 100 iTunes songs at number 70 ) was released on July 31, 2012.

The song was co-written and produced by Martin Johnson, a producer and front-runner of the band, Boys Like Girls.

The song had its world premiere on RyanSeacrest.com the day before it was officially released.

The official music video was released on August 13, 2012. In fall of 2012, Megan and Liz went on a radio tour to promote their new single, Bad For Me.

As a result of their partnership with Macy's, the girls filmed a nationwide commercial for the retail chain in June 2012.

The commercial features snippets from their video for their song, "Bad for Me." They were chosen to participate in the Macy's iHeart Radio Rising Star contest.

With the help of their fans, they won the contest and were named the Macy's iHeart Radio Rising Stars. On September 21, 2012, they performed at the Macy's iHeart Radio Music Festival at the MGM Grand in Las Vegas.

Megan & Liz were also featured in a commercial for the 2012 MTV Video Music Awards. In the promo, the girls announced the nominees for "Best Female Video," while performing an acoustic snippet of each song when they showed up on the screen.

Later on in that month, the girls were listed as #14 on Billboard's 21 Under 21, a list of current and up-and-coming music artists.They were also featured in The New York Times.

They have also appeared in the October 2012 issue of Seventeen and the November 2012 issue of Teen Vogue.

On November 9, 2012, Megan & Liz announced that they would be releasing an EP on November 18, 2012, titled "Bad for Me," after their first mainstream single. The EP features "Bad for Me," as well as six new original songs, including "Like I Would," a country song that was solely written by Megan and Liz Mace.

The EP peaked at #7 on the iTunes Pop Albums chart and #20 on the iTunes Top 200. It proceeded to claim #11 on the Billboard Heatseekers chart, as well as #49 on the Billboard Independent Albums chart.

They were red carpet correspondents at the 2012 American Music Awards. On November 22, 2012, the girls performed at the annual Macy's Thanksgiving Day Parade in New York City, NY.

Their debut album, "Look What You Started," is expected to be released in the late summer/early fall of 2013.

The standard edition will feature eleven tracks, ten of which are brand new (with the exception of "Bad for Me," which was previous released on an EP).

Seven songs have been confirmed so far: "Bad for Me," "Release You," "Telescope" (featuring Zach Porter), "Switch Hearts," "All Alright," "Look What You Started," and "Karma's Coming Back for Me."

They have collaborated with Liz Huett, Taylor Swift's former back-up singer and Nashville-based songwriter.

They have also had writing sessions with producers Toby Gad and Nathan Chapman, as well as with songwriter Jason Reeves.

Megan described the album to be along the lines of country and pop.

A song on the album is rumored to be called "Shut Up and Kiss Me." Some of the writing and recording of the song was documented in an online interview video. They are also working on two tracks with producer John Fields.They have also written an additional two songs with Martin Johnson, including the title track to their album.

On February 6, 2013, Megan & Liz announced a new song, "All Alright." A snippet of the song was featured in their February update video.

In April 2013, Megan & Liz announced that they were partnering with Macy's and American Rag to embark on a cross-country road trip as part of the American Icons program.

In the spring of 2013, the twins traveled across the country to visit some of America’s famous music cities – Nashville, Detroit, Miami, New Orleans, Austin, Los Angeles, Seattle and NYC.

They performed at different venues around the country and filmed a web series chronicling their experiences.

While on this trip, the girls wrote a song called "The Right Now."

In May 2013, Megan & Liz attended the Radio Disney Music Awards where they got to introduce a performer. Their song, Bad For Me, was also featured in an Audi commercial in May 2013.

In June 2013, the twins performed at Popfest in Princeton, New Jersey with Carly Rae Jepsen, Cher Lloyd, Jason Derulo, and Hot Chelle Rae.

In April 2013, Megan & Liz announced that their new single, "Release You", would premiere on June 1, 2013 on Saturday Night Online.

The song is was released on iTunes on June 4, 2013. The twins asked fans to submit contributions to the official lyric video.

On June 14th, Megan & Liz announced their first headlining tour entitled "American Rag On Tour Presents: Megan & Liz".

The tour will stop in 26 cities across the USA and Canada. The opening act is YouTube's Kalin and Myles.

Megan & Liz have released two EPs. Their first EP is available for online download through Amazon.com and iTunes.

It contained all original songs. Their self-titled second EP was only available to purchase on tour in February 2011.

This EP contained three covers, as well as two original songs. Their cover "Your Guardian Angel" on the EP was previously unreleased and has not been released online.

Their Christmas EP was released in November 2011, which contained two original songs and three covers of popular holiday songs.

They teamed up with Friskies to raise $1,000 for the Friends for Dearborn Animal Shelter during the 2010 holiday season.

The donation was awarded when their holiday jingle video surpassed 100,000 views after 18 days.

The duo also have a beauty channel on YouTube where they post videos that focus on hair, makeup, and style, as well as aspects of inner beauty.

In June 2012, Megan & Liz joined the Band Against Bullying campaign.

They performed at a corresponding benefit concert in New York City on July 20, 2012 alongside Hot Chelle Rae.

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