Shits and giggles

"Why? What can I say, you know me--it was just for shits and giggles."

- The Jedi Exile explains why she blew up the Jekk'Jekk Tarr

Shits and giggles was what one experienced when they did something for no discernible reason other than to just do it. It was given as an excuse for mass PWNage and planet destruction by Jedi, Sith, Mandalorians (those guys in particular), and Imperial nutters.