The Cosmopolitan Café opened in 1934 under the ownership of Boykin G. Collier. It was located on the Ridge Avenue jazz corridor. The building is still there.
On February 19, 1955, Dakota Staton, the Five Keys and the Valentines played a one-night stand. The Five Keys was one of the first black acts to appear on Dick Clark’s “Bandstand” which was originally taped in West Philly.