"F.B.I." is an instrumental rock tune recorded by the British group The Shadows, written by Peter Gormley. It was released by EMI as a single in February 1961 on the Columbia label with "Midnight" (Marvin, Welch) as the B-side. It spent 19 weeks in the UK Top 40 pop chart reaching #6 on two separate occasions in mid-February and mid-March 1961.