The iconic drum intro to The Ronettes' 1963 hit 'Be My Baby' — one of the most recognisable openings in pop music history — was actually the result of a mistake, according to the session drummer who played it. Hal Blaine, a member of the legendary Wrecking Crew who worked with artists including Elvis Presley and Simon and Garfunkel, revealed that the famous "boom, boom-boom, bang" pattern came about when he dropped a drumstick during recording rather than through deliberate design. Producer Phil Spector's "Wall of Sound" approach and the use of a full orchestra of session musicians made the track groundbreaking at the time, but it was this accidental flourish that became the song's defining sonic signature.

Blaine later admitted he had intended to strike the snare steadily on both the second and fourth beats, but after fumbling a stick, he kept the resulting irregular "Bum-ba-bum-BOOM!" pattern rather than correcting it. The happy accident proved hugely influential, with the beat going on to be widely imitated and cited as one of pop's most iconic drum intros. The piece frames the episode as an example of how spontaneous mistakes in the studio can end up shaping music history, crediting Blaine's improvisation as an essential ingredient alongside The Ronettes and Spector in the song's lasting legacy.