Collins' Oldies Website: Frankie Valli and the Four Seasons: Capsule reviews and lyrics for singles by the band.
Rock and Roll Hall of Fame: The Four Seasons: Inductee biography.
The Genuine Imitation Life Gazette: On line fan club with images, news, interviews, appearances, and information on Frankie and the boys.
The Institute of Seasonology: Fan site created by members of the Fans of Frankie Valli and the Four Seasons email group.