The British Invasion was a cultural phenomenon of the mid-late 1960s, when rock and pop music acts from the United Kingdom and other aspects of British culture became popular in the United States with significant influence on the rising "counterculture" on both sides of the Atlantic Ocean. British pop and rock groups such as the Beatles, the Rolling Stones, Bee Gees, Gerry and the Pacemakers, the Who, the Kinks, the Zombies, Small Faces, the Dave Clark Five, the Spencer Davis Group, the Yardbirds, Them, Manfred Mann, the Searchers, Billy J. Kramer and the Dakotas, Freddie and the Dreamers, the Hollies, Herman's Hermits, Chad and Jeremy, Peter and Gordon, the Animals, the Moody Blues, the Mindbenders, the Troggs, John Mayall & the Bluesbreakers, Cream, Traffic, the Pretty Things, and Procol Harum, as well as solo singers such as Dusty Springfield, Cilla Black, Petula Clark, Tom Jones, Donovan, Shirley Bassey and Marianne Faithfull were at the forefront of the "invasion."