“Pocketful of Sunshine” is a song performed by British singer and songwriter Natasha Bedingfield, released as the second single from her second North American studio album, Pocketful of Sunshine (2008). Bedingfield co-wrote the song together with American songwriter Danielle Brisebois and American musician and songwriter John Shanks; Shanks also produced the track as well as performing on most of the instruments present. Epic Records serviced the song to mainstream radios on 11 February 2008 in the United States.
Bedingfield noted “Pocketful of Sunshine” as her favorite, stating that it centers on escaping from one’s troubles. It adapts dance-pop and adult contemporary styles, differing from her previous recordings. Lyrically, the song discusses escapism and finding a peaceful place in difficult situations. The message is amplified by the melancholic tone of the lyrics mixing with the exuberance displayed in Bedingfield’s voice. “Pocketful of Sunshine” was well received by contemporary music critics; the majority of them named it as one of the album’s highlights. Several critics also praised it as a bright and lively summer tune.