Your Show of Shows was a live 90-minute NBC-TV variety show appearing
weekly on Saturday nights from February 25, 1950 until June 5, 1954. It
featured Sid Caesar and Imogene Coca (shown above). Other featured
performers were Carl Reiner, Howard Morris, and Nanette Fabray.

Howard Morris (right) with Sid Caesar during a skit from the show 

Skit with Sid Caeser, Carl Reiner, and Howard Morris from Your Show of Shows

Nanette Fabray with Sid Caesar