Go to a theatrical supply store, costume rental shop, halloween store, etc. and purchase a bottle of Spirit Gum and a braid of Crepe Hair in the right color (and a bottle of Spirit Gum Remover). Then check out this link.
Select as Best AnswerUndo Best Answer
Oh, and get a box of Kix cereal. Use the spirit gum to fix one of the Kix balls to your left cheek.
Exactly what I was going to say about the supply store.
Note: The web link recommends Liquid Latex instead of Spirit Gum. Go with the Spirit Gum. It's much easier to work with, especially for beginners.