The Beatles were a pop and rock group from Liverpool; England formed in 1960. Primarily consisting of John Lennon (rhythm gtr; vocals); Paul McCartney (bass gtr; vocals); George Harrison (lead gtr; vocals) and Ringo Starr (drums; vocals) throughout their career; The Beatles are recognised for leading the mid-1960s musical -British Invasion- into the United States.Although their initial musical style was rooted in 1950s rock and roll and homegrown skiffle; the group explored genres ranging from Tin Pan Alley to psychedelic rock. Their clothes; styles; and statements made them trend-setters; while their growing social awareness saw their influence extend into the social and cultural revolutions of the 1960s. "Hey Bulldog" is a song by The Beatles which first appeared on the Yellow Submarine soundtrack album in 1969. Written by John Lennon (credited to Lennon/McCartney), the song was recorded during the filming of the "Lady Madonna" promotional video, and is one of the few Beatles songs to revolve around a piano riff.The Beatles were a pop and rock group from Liverpool; England formed in 1960. Primarily consisting of John Lennon (rhythm gtr; vocals); Paul.