Tony Danza (b. 1951) starred on the sitcoms Taxi and Who's The Boss, as well as his own talk show, The Tony Danza Show, on which Elmo, Kermit and Miss Piggy were regular guests.
Tony also chatted with Miss Piggy and Gonzo in Disneyland's 35th Anniversary Celebration television special in 1990.
He has appeared on Sesame Street with Oscar the Grouch (sesamestreet.org), talking about jumping rope (sesamestreet.org), and playing tennis without a ball with Big Bird in a sketch narrated by Kevin Clash. (sesamestreet.org)