Several of many
  1. High pitched whistling until my mother either screams at him to stop or ends up passive agressively leaving the room in frustration
  2. Putting rotisserie chicken wrappers around the dog like a belt or collar
  3. Making his own acronyms
  4. Looking at a fixed object behind you while in conversation like a schizophrenic man
  5. Calling Rihanna "RiRi"
  6. "Cutting a hog in the ass" an expression used when passing or being passed by a cars
  7. Emojis
  8. Replacing fucked with "monkeyed" (spelling iffy) example: woah he's going to get "monkeyed" up tonight