I just realized the banner is wrong. It says $3 instead of $2, but I checked and by using the coupon code you definitely get it for only $2.
Restaurant.com is offering their $25 gift certificates for only $2! You usually pay $10, which is still a great deal, but by using coupon code LUCKY before April 30th, you get an 80% discount! They list hundreds of your favorite local restaurants, so it should be easy to find Mom's favorite and take her out on Mother's Day!