Gift Dice Game

This is a game my wife wanted to play at the Christmas party this year.

The rules are simple:

Everyone gets a gift to start with.
People take turns rolling the dice.

The dice roll can have the following outcomes:
* Reverse - The person before you gets to roll the dice again and the order is reversed
* Switch - Swap your gift with anyone else that has not opened their gift yet
* Prize - You win another gift (have some spares around)
* Unwrap - You get to unwrap your present and watc