The first episode of Laverne & Shirley hit the small screen 40 years ago today — and the cast has changed a lot since the show's premiere in 1976!

RELATED: Laverne & Shirley Stars Cindy Williams and Penny Marshall Share Memories From the Set for the Show's 40th Anniversary!

To celebrate the show's anniversary, click through the gallery below to see what the cast — including Penny Marshall, Cindy Williams and more! — is up to today!