Lyric discussion by LehighAlan 

Cover art for Goodbye Hooray lyrics by Red Hot Chili Peppers

I definitely agree with D7K, but I would add that it's the nice guy making fun of the "bad boys" trying too hard to be bad boys. The nice guy knows in the end he'll be on top.

My other theory is that it's a guy whose girl left him, and now he's showing her that he really doesn't need her.