Mitch Hedberg pulled a tupac... Mitch was a great comedian who made observation jokes, and one liners. Most of the time people though he was fucked up on stage...he died from an overdose a few years ago, however a new CD came out this year I just found out about.
Here is a clip
http://www.youtube.com/watch?v=xOvo4...eature=related
He's funny, check it out, whole cd is on there.