Check out THIS product brought to me by the folks at Daily Candy:
Tired of having your food stolen by sticky-fingered coworkers or roommates? Bullies taking your kid's lunch? Well, worry no more . . . Anti-Theft Lunch Bags are sandwich bags that have green splotches printed on both sides, making your freshly prepared lunch look spoiled. Don't suffer the injustice of having your sandwich stolen again! Protect your lunch with Anti-Theft Lunch Bags.
To view and purchase (or just gag):
THINK OF THE FUN!!