 Undeterred, Lisberg gave a demo of the song to publisher Ronnie Beck of Feldman's, who took it to the Hammersmith Odeon, where the Beatles were performing.By coincidence the Yardbirds were also performing on a Christmas show at the venue and Beck played the song to their manager, Giorgio Gomelsky, and the band.In 1965, the Mockingbirds began a regular warm-up spot for BBC TV's "Top of the Pops", transmitted from Manchester.