I'm just here to shit my pants 

An expression used to signify the upmost disregard to ones appearance, respectability and the general outward impression given in social gatherings. A lack of desire to impress. Also can refer to a lack of sobriety.

YOU: Hey, check out Fergie flossin' over by the bar. She is so glamorous!

ME: Fuck that bitch, I'm just here to shit my pants.

I'm just here to shit my pants by ewol May 30, 2007