I make lyrics to the background music...
Oh my god I do all of those things. Number 5 mainly when playing Pokemon, the rest mainly when playing Zelda..1. Gloating,
2. Cursing A LOT
3. Mocking characters in funny voices
4. yelling "STOP RAPING ME" when a ReDead or Gibdoe attacks
5. copying what LPers like Chuggaaconroy and NintendoCaprisun I have quite a few
.
I make lyrics to the background music...