Today, Tuesday, March 4th is Teacher Appreciation Day at Applebee's. Teachers can choose from one of six signature entrees today at Applebee's.
This offer is "Available during business hours on Tuesday, May 4, 2010 at participating Applebee’s only. Dine-in from limited menu only. Beverages and gratuity not included. Teachers simply show check stub or school identification."
You can learn more here, including what appears to be a list of participating locations. As always, I recommend calling your location first to see if they are participating.