Companies everywhere are gearing up for the holidays with festive happy hours, parties, and white elephant gift exchanges. The rules may vary, but generally everyone is asked to bring a mystery gift and pick a number to dictate the order in which they choose a gift to unwrap — or steal something that's already been opened. Want to be the one who brings that coveted item everyone wants to steal? Not everything is potentially a good gift for co-workers. Here are some gifts most people probably won't want to get stuck with.