Polly Holliday, the Alabama-born actress best known for her role as the sassy waitress Flo on CBS's "Alice," has died at the age of 88. Her character's catchphrase, "Kiss my grits!," became a cultural phenomenon. Beyond "Alice," Holliday had a successful career in movies, television, and theater, including a Tony Award nomination and roles in films like "Gremlins" and "Mrs.