Kool & the Gang Co-founder Dennis Thomas Dead At Age 70

Dennis 'Dee Tee' Thomas of Kool and The Gang performs at the Regal Theater in Chicago, Illinois, in 1988. 

Photographer: Raymond Boyd/Michael Ochs Archives/Getty Images

New York (AP) -- Dennis “Dee Tee” Thomas, a founding member of the long-running soul-funk band Kool & the Gang known for such hits as “Celebration” and “Get Down On It,” has died. He was 70.

He died peacefully in his sleep Saturday in New Jersey, where he was a resident of Montclair, according to a statement from his representative.