Believe it or not, the "Batman" television series from 1966 had a legendary crossover with another beloved superhero series that ran at the same time. On the 52nd episode of season 2 in 1967, "Batman" welcomed Green Hornet (Van Williams) and Kato (Bruce Lee) from, you guessed it, the original "The Green Hornet" series. The Caped Crusader and his trusty sidekick, Robin (Burt Ward), encountered the "Green Hornet" duo during a devious heist concocted by Colonel Gumm (Roger C. Carmel). The vigilantes crossing paths made sense, especially since Britt Reid, a.k.a. the Green Hornet, was revealed to be longtime friends with Bruce Wayne (Adam West). However, the on-screen scuffle between the sidekicks was a major point of contention behind the scenes.

Unknowingly battling the good guys while stopping a robbery, Batman and Robin throw hands with the Green Hornet and Kato in "Batman's Satisfaction." Naturally, there is a brief fight scene...