Megumi's Big Eater habits don't lead up to these often, except for the one time in episode 8, she's interrupted and runs out of the restaurant with a fish in her mouth. Japanese viewers will immediately identify this as the archetypical cat-stealing-food image.
Ep. 23. Otoya coaches Riki in the art of seduction. It's not just the Epic Fail that follows, but also the fact that Otoya did such a good job that Riki's Hulk Speak is completely absent for a while.
From The Movie. Kivat chanting "Defense" while acting as a Censor Box to cover up Otoya during his bath scene. Also Otoya's reaction to seeing a girl in lowrider jeans and a thong.
Nago, Megumi and Shizuka getting their asses handed to them by Wataru's Home Alone-esque traps in episode 40.
Nago getting punched out by Kengo when trying to take the IXA belt from him.
Nago: Wataru, do you know why I became a bounty hunter?
Wataru: To collect buttons?
Nago: NO!
Can we just list all the net movies here and call it a day? Everything about them is gold, from Wataru becoming progressively hammier during his magic act to Shizuka beating the crap out of Nago, Jirou and Otoya in rapid succession.
The entire "date party" episode. All of it. Especially this part :
