Demetria Devonne "Demi" Lovato (born August 20, 1992) is an American actress and singer-songwriter. She is best known for her role as Mitchie Torres in the Disney Channel Original Movie Camp Rock and Sonny Monroe in Sonny With A Chance. Besides acting, she is also a solo music artist and released her debut album Don't Forget on September 23, 2008. The album debuted at #2 on the Billboard 200 selling over 89,000 copies in the first week. Lovato released her second album, Here We Go Again, on July 21, 2009.

Lovato was born in Dallas, Texas to Patrick Lovato and Diana Lovato (née Hart). She has an older sister, Dallas, and a younger half sister, Madison De La Garza. Her mother, Dianna Hart, was a Dallas Cowboys Cheerleader and country recording artist; her father, Patrick, moved to New Mexico after their marriage ended in 1994.

Lovato began her acting career at the age of six on the children's television series Barney & Friends as Angela, appearing in seasons seven and eight. In 2006 Lovato guest starred on Prison Break as Danielle Curtin in the episode "First Down". She also appeared in the second season of the television sitcom Just Jordan as Nicole, in the episode "Slippery When Wet". In January 2007, she landed the role of Charlotte Adams on the Disney Channel Original Short Series, As the Bell Rings, which premiered on August 26, 2007. A few of her original songs, including "Shadow," were featured on the show. Upon leaving the show, her character was replaced by Lindsey Black.