the main "If You've Got Trouble" riff. Personnel Ringo Starr – double-tracked vocal, drums John Lennon – rhythm guitar Paul McCartney – bass George Harrison – lead guitar George Martin – producer Norman Smith – engineer See also "That Means a Lot" – another Lennon–McCartney song recorded during the Help! sessions that was unreleased References External links The Beatles songs Song recordings produced by George Martin Songs written by Lennon–McCartney 1996 songs The Beatles Anthology