Frank Oz was 34 in The Muppet Movie when he played the character 'Miss Piggy / Fozzie Bear / Animal / Sam the Eagle / Doc Hopper's Men / Marvin Suggs / Swedish Chef (hands) / Motorcycle Guy (voice)'.
That was over 45 years ago in 1979.
Today he is 80, and has starred in 130 movies in total, 107 of those since The Muppet Movie was released.
In The Muppet Movie, I think Frank Oz looks: