1. Laugh like a crazy person.
2. Pretend to read in the middle of class or randomly. Trust me it's pretty entertaining when they call on you and ask for something and you aren't wrong.
3. Sing/hum randomly but softly so they can't figure who it is.
4. Make a mess.
5. Quote random things
6. Quote random things in a group.
7. Impress people
8. Do math tricks.
9. do magic.