joy pee 

To pee yourself because of over-joy or excitment.

Tamaki joy peed because he was so excited.

joy pee by xxanonymousxmillyxx June 23, 2010

joypee 

To urinate oneself in an act of extreme happiness or joy.

Much to Jenna's embarassment, when Eric asked her out she joypeed!

joypee by Ouikka June 30, 2009