Synopsis for the TV Cartoon Gone Abie Gone

After Grampa takes it on the lam from the retirement home, a frantic Homer and Marge try to track him down, and their search uncovers some surprising secrets from his past, including the revelation that he once worked at a restaurant with Marvin Hamlisch (who provides his own voice) and fell in love with a singer at the eatery. Meanwhile, Lisa is flush with excitement when she discovers the joys of online poker.