Sammy Davis, Jr.

Sammy Davis, Jr. was an American singer, actor, musician, dancer and vaudevillian.

History
Bart convinced Hyman Krustofsky to change his ways regarding son Krusty by quoting Sammy Davis, Jr.

In the montage of famous kissing scenes (seen when Nikki performed CPR on Bart), there was a scene from the "Sammy's Visit" episode of "All in the Family" where Sammy Davis, Jr. gave an unexpecting Archie Bunker a kiss.

Non-canon
The chalkboard gag for "Itchy & Scratchy Land" was "I am not the reincarnation of Sammy Davis, Jr."