all the thunderbird puppets have real sex bits
lady Penelope and Parker are always at it off camera
( oldpoint is up in space doing important work for NASA., Wed 17 Mar 2010, 11:39, archived)

the name 'Thunderbirds' was actually what the creator called his sisters in law.

( Donkey Gums @mattcomedy, Wed 17 Mar 2010, 11:44, archived)