Lights was awarded the 2009 Juno Award for New Artist of the Year.Lights was born Valerie Anne Poxleitner in Timmins, Ontario.

She is also featured on the soundtrack (songs "Ben" and "Climbing") for the 2008 Canadian film One Week, starring Joshua Jackson.

She was a guest vocalist on the album A Shipwreck in the Sand, released in 2009 by post-hardcore band Silverstein from Burlington, Ontario.

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.

As the daughter of missionary parents, Welsh mother, Virginia Poxleitner and Canadian father of German and Austrian descent, Eric Poxleitner, she spent her childhood in many parts of the world, including the Philippines, Jamaica, Ontario, and British Columbia.

She moved to Toronto at the age of 18 when she legally changed her name to Lights.

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.

While touring in the summer on the 2009 Vans Warped Tour, Lights's single "Saviour" premiered on Canadian radio stations on July 6, 2009.

The song is from her first full-length album, The Listening, which was released on September 22 in Canada.

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.