1) Abbey Roadies 2) Apple Records founders 3) Band with 1 4) Beatles tribute act 5) Best ale on record 6) Boys from Liverpool 7) Certain headliners 8) Fab Four 9) Fab Four group 10) Former shea players 11) Group with a White Album 12) John and Paul, once 13) John, Paul, George, and Ringo 14) Johnny & the Moondogs, later Found on https://www.crosswordclues.com/clue/beatles