Drunk Kiku's known to be an easily happy, very perky guy. He's also a little crazy. During his drunk episode, he's been known to sing songs such as these...

(Both Japanese and English version)

Also, he's known to just skip around.

...

Sakura's no better. When their both drunk, their known to link arms, skip through the halls, and sing the songs above. At the same time and at separate times....

Feli, Daisy, Ludwig and Monica have one of their drunken episodes on video tape...