B1G1 Coupon at Baskin Robbins

Baskin Robbins is offering a B1G1 coupon for their 31* Below Ice Cream here.

"Print this coupon and bring it to your local Baskin-Robbins store to receive one free 31° Below of equal or lesser value with the purchase of any 31° Below. Some restrictions may apply. Offer valid at participating Baskin-Robbins stores in the
US only. Offer expires 6/21/09."