Bonnie Leigh McKee is an American singer and songwriter. Her debut album, Trouble, was released in September 2004 under RepriseRecords. After being dropped by Reprise several years after its release, McKee had took a musical hiatus before establishing a name forherself as a songwriter.
McKee is particularly known for collaborating with pop singer Katy Perry, and the duo have co-written the hits "California Gurls," "TeenageDream," "Last Friday Night (T.G.I.F.)," "Part of Me," "Wide Awake," and "Roar" together. McKee also co-wrote "Dynamite" by Taio Cruz,which became the second best-selling song by a British artist in the digital era.