Because it seems to me you made a topic about your own self greatness then when it backfired you tried to cover it up by saying you were just joking around.
It didn't backfire because I was joking around.
If you knew anything about me, you'd probably know that I was being silly.
You barely need to know me, though, because people don't walk around saying how awesome they are.
Now, that doesn't mean that I'm not, because I am
SARCASM.