YouTube and Celebuzz. In the beginning of August 2011, Megan & 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 & 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. 2011–2012: A Twinning Christmas, "Are You Happy Now?" and performances 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 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