You Don't Look 40, Charlie Brown, the first Peanuts television special of the 1990s, is one of many prime-time animated TV specials, based on characters from the Charles M. Schulz comic strip Peanuts. It originally aired on the CBS network on February 2, 1990, An International Groundhog Day Tradition.Hosted by Knots Landing star Michele Lee, this special includes a reunion of the many actors and actresses who voiced the Peanuts characters from 1963 to 1989. Also included are a special guest appearance of Lee herself.

The special also has three music videos to promote the album Happy Anniversary, Charlie Brown including "Little Birdie" by Joe Williams, "Linus and Lucy" by David Benoit and "Joe Cool" by B.B. King.

The special was released on VHS through Paramount Home Video.