Frankie Valli And The Four Seasons was a pop and soul vocal group. The group had roots in the rock vocal era, but actually was a band that generally played its own instruments. Leader Frankie Valli ran a simultaneous 'solo' career.
The Four Seasons went by many names including The 4 Seasons, The Four Lovers, The Village Voices, The Romans, Frankie Valli & The Four Seasons, The 4 Seasons Featuring Frankie Valli; and Valli himself used names including Frankie Vally, Frankie Valley, Billy Dixon, and Johnny Halo, as shown.
December, 1963 (Oh, What A Night) was a 1976 number one hit. 18 years later, a remix brought the song into the top 10 again to peak at number 7. In the meantime, Big Girls Don't Cry was used in the 1987 movie Dirty Dancing and the Enhanced Original Mix and Dirty Dancing Rap remix record was issued.