response: Well hey, that was Harrison, McCartney and Lennon, plus a few different drummers.  The drummer Starr joined them in 1962.
original_response: Yes, they started of as s trio too and then Starr was asked to join the group in 1962. He must feel so lucky now to be asked to be part of an iconic group.
history: hello, i do like the band, the Beatles The Beatles?  Did you know that from 1960, over a 3 year period, they built their reputation by playing clubs? i must been amazing to watch them in a small club Yeah.  Their rock band started in Liverpool, England. What was their first hit? Oh that was Love Me Do.   That was in 1962. Oh I know that song.  Who were the members again, I forget their names.
knowledge: The core trio of Lennon, McCartney and Harrison went through a succession of drummers, including Pete Best, before asking Starr to join them in 1962.