Christina Judith Perri (born August 19, 1986) is an American singer-songwriter and musician from Philadelphia. Her debut single "Jar of Hearts" charted after it was featured on the Fox television show So You Think You Can Dance in 2010. The single went on to sell over 3 million copies in the United States and was a hit around the world. In the UK, it reached number three on the charts and spent over 3 months in the UK Top 40. A few months later, Perri released her first extended play, The Ocean Way Sessions.
After "Jar of Hearts" began to gather a large amount of attention, Perri signed a record deal with Atlantic Records. Her debut album, Lovestrong, was released on May 10, 2011. In 2012, she wrote and recorded "A Thousand Years" for the film The Twilight Saga: Breaking Dawn – Part 1 (2011) and it appears on the accompanying soundtrack. The song went on to sell over 4 million copies in the United States, being certified 4× platinum. Her second EP, A Very Merry Perri Christmas, was released in October 2012.
Perri's second studio album, Head or Heart, was released on April 1, 2014. Its lead single, "Human", was released on November 18, 2013.