Bill Cosby Button

[NACL]

On the Cosby Show, Cliff Huxtable always wears a little button on his shirt (or sweater, or jacket, or overalls, etc.). It is round and black with white letters that look like SD. What does that button stand for / mean?

[Ethel]

This was in support of his friend Sammy Davis Jnr who was battling cancer at the time.

I found this:


Bill Cosby often wore a round lapel pin, which seemed to have an SP design on it, on The Cosby Show. What did this pin represent?
�Don O., Alabama

The entertainer actually wore the white, round ceramic button with the letters SDJR (for Sammy Davis Jr.) for about one season, while Davis was battling cancer. Cosby wanted to pay tribute to him and let him know that he was in his thoughts and prayers. Sadly, Davis died in May 1990. Cosby, 66, whose sitcom enjoyed top ratings and critical acclaim from 1984 to 1992, has a new television venture