Super Friends - Season 5 - Eps 6: The Man in the Moon / Circus of Horrors / Around the World in 80 Riddles
The Man in the Moon: Superman must save Earth from a giant alien beast. Circus of Horrors: While at the circus, the Wonder Twins and Gleek witness the revenge of circus animals as they zap the audience in a trance. The animals capture Gleek and zap the Wonder Twins as well, who they send off to lure Superman and Wonder Woman into a trap at the circus. Around the World in 80 Riddles: Superman brings a new engine for the Bat-jet to the Bat-Cave. However, when Batman opens it up, he finds the Riddler hiding inside. He hops out and spritzes Superman, Wonder Woman, Batman, and Robin with stupid spray. There is only one antidote and the Riddler has hidden it somewhere. If the Super Friends do not find it before the time limit is up, they will be super-stupid forever.
About Super Friends

Title: Super Friends
First Air Date: 1973-09-08
Last Air Date: 1985-10-26
Status: Ended
Rating: 7.6/10 (from 120 votes)
Language: EN
Seasons: 10
Total Episodes: 109
Network: ABC
Genres: Animation, Sci-Fi & Fantasy
Production Companies: Eric Porter Studios, Hanna-Barbera Productions
Synopsis
The most powerful heroes ever--Superman, Wonder Woman, Aquaman, Batman and Robin--join forces with teenagers Wendy and Marvin and their dog, Marvel the Wonderdog, to defend justice and guard the innocent.
Cast

Danny Dark
Superman (voice)

Adam West
Batman (voice)

Casey Kasem
Robin (voice)

Mark L. Taylor
Firestorm (voice)

Frank Welker
Darkseid (voice)

William Callaway
Aquaman (voice)

Ernie Hudson
Cyborg (voice)

B.J. Ward
Wonder Woman (voice)

René Auberjonois
Desaad (voice)