Sonny Munroe is a fictional character from the Disney Channel television series Sonny with a Chance. She is portrayed by actress Demi Lovato and is known for her cheerful personality and talent in comedy. The show follows Sonny as she moves from her hometown to Los Angeles to join the cast of a popular sketch comedy show called So Random!. Throughout the series, Sonny navigates the challenges of fame, friendship, and creativity while working with her fellow cast members. The show highlights her journey as she learns to balance her personal life with her career in the entertainment industry.