The Cosby Show

Season 1, Episode 24

Episode Title: Cliff's Birthday

Air Date: 1985-05-09

Overview:

Cliff is turning 48, and as usual, he is trying to find out what his birthday present is ahead of time. Clair, with the help of the kids, orchestrates a huge trick. Cliff is fooled, and doesn't find about what is birthday surprise is: a visit to Lena Horne's private club. Lena Horne as herself, Clarence Williams III as Clarence Thornehill. In episode 12, Cliff says his birthday is in October.