Frankie Valli (born 3 May 1934 in the Italian First Ward of Newark, New Jersey, USA as Francis Stephen Castelluccio) is best known as lead singer of The Four Seasons, one of the biggest music acts of the 1960s, which continued from then to the 1970s disco scene to the present day. Valli scored over 25 Top-40 hits with The Four Seasons, a handful of Top-40 hits dubbed as a solo act in the late 1960s, one dubbed as The Wonder Who? in 1965, and again in the mid to late 1970s. His best known "solo" single is Can't Take My Eyes Off You. Read more about Frankie Valli on Last.fm.