In 2007, she contracted with Jian Ghomeshi, who acted as her manager until late 2014. Lights contributed vocals in Ten Second Epic's song "Every Day" and appeared in their music video.The song appeared on the Big Shiny Tunes 14 compilation album and the music video was nominated for Best Independent Music Video at the 2010 Much Music Video Awards.
It was released in the United States on November 11, 2009.
On August 10, 2009, her music video for "Saviour" was released.
In September, she toured with Hedley for eight dates on the Ontario leg of their Canadian tour.
In October 2010, Bring Me The Horizon's album There Is a Hell, Believe Me I've Seen It.
Her debut for the album was at the University of Waterloo, where she had received most of her inspiration for the album.
That same month, she began her six-date tour around the US, performing her songs acoustically.There Is a Heaven, Let's Keep It a Secret featured Lights as a guest vocalist on the songs "Crucify Me" and "Don't Go." At the June 2011 Utopia Music Festival, Lights performed three new songs, "Toes", "Where the Fence is Low," and "Everybody Breaks a Glass." The single "Toes" was released in August as the first single to Lights' second studio album, Siberia.Lights signed with Last Gang Records; concerns by the label executives about her shift in style to a more gritty sound caused delay in the release of the album, but it was eventually released online in the US and Canada on October 4 and later that month in i Tunes stores in Australia.Lights tours extensively to support her recordings.Lights was awarded the 2009 Juno Award for New Artist of the Year.She was featured on Owl City's song "The Yacht Club" on 2011 album All Things Bright and Beautiful, and appeared in the music video for his song "Deer in the Headlights." She went on a two-week solo UK tour in May 2010 being supported by fellow Canadian artist Rich Aucoin for most of her shows.