The 12 Most Frugal Celebrities

We aren't the only ones to use coupons. Some of Hollywood's A-listers regularly look for discount deals and practice money-saving habits.  Coupons.com compiled a list of penny-pinching celebrities, and we've added a few of our own. From stars who clip coupons to those who bargain buy, here are the celebrities who know how to stretch a dollar. Kristen Bell uses coupons while she grocery shops. The "House of Lies" star admitted on "Conan" that she's very frugal. “I use a lot of coupons...