Jerked-up

To be in the condition of a careless and reckless person

He's always jerked-up... He doesn't even say hi when he sees me.

Midgets

short creatures that like close contact and gather in secluded places

A: Eat your meal and go upstairs. The midgets have already gone upstairs and there is no one upstairs.
B: Oops. I have to hurry.