Gonna get me a record deal.

Offering to DJ for a family gathering, say a 50 year anniversary, is a nice gesture.

Playing your crappy demo tape at 120 decibles all night long until the old folks turn off their hearing aids, is AssClown material.

This picture is from Speedcuber.blogspot.com.
Doing a Rubik's cube will help you be a genius. Trust me. I have never met an AssClown that could solve one.

Striken Blind by Parental Mouth Soaping

If you swear loudly while having a conversation with your friend, that's fine.

If you swear loudly while having a conversation with a friend, in front of little children and old ladies; you are an AssClown.