If you are not absolutely overawed by this man's cojones of steel during his "douchebag" clip, it is because you are too busy rolling on the floor trying not to tear your abdomen open via gut-busting laughter.
Referring to Galaxy Quest as a "scarily accurate documentary".
His Twitter is frequently hilarious, but the one from his birthday (2011) is especially hilarious:
Yes, it's my birthday, 4/20. Apparently I share the date with someone named Mary Jane.