Now that you mention it...
Shotaro calls Nanami/HurricaneBlue..."Lily" and she ends up slapping him or spraying him with water.
Decade: I'm just a passing through Kamen Rider, Remember that!
Gai: Who?
Gai: Ahhh! You're...
Tsukasa: I know, I know, Kamen Rider..
Gai: The Rider that had no story
Tsukasa:
A random appearance from Batman.