What is I'm Just Here To Shit My Pants?
1.
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.
See