Kung Fu Kapers AKA Ecky-Thump - S5-E7
Trivia: In the previous episode on the wall of the Goodies' office was some graffiti reading "it's gibbon time". In this episode the graffiti now says "it is still gibbon time". This was to promote their single "Funky Gibbon" which was released when this episode was first broadcast, the Goodies released five novelty songs in 1974 and '75 - Funky Gibbon was the most successful, reaching number 4 in the charts, the opening line of Funky Gibbon is "Come on everybody, it's gibbon time".
The Bunfight at the OK Tea Rooms - S5-E12
Trivia: Graeme Garden made sure his back was padded for the death scene at the end where he planned to throw himself backwards onto the ground. When the time came, he twisted around and landed flat on his unpadded front, to the eternal amusement of his co-stars.
Kung Fu Kapers AKA Ecky-Thump - S5-E7
Trivia: On 24 March 1975 Goodies fan Alex Mitchell died laughing while watching the episode "Kung Fu Kapers" in which Tim Brooke-Taylor uses a set of bagpipes to defend himself against Bill Oddie, Master of the ancient martial art "Ecky-Thump". After twenty-five minutes of continuous laughter Mitchell died from heart failure. His widow later sent the Goodies a letter thanking them for making Mitchell's final moments so pleasant.