Bart and Lisa's grandfather on 'The Simpsons'

Let's find possible answers to "Bart and Lisa's grandfather on 'The Simpsons'" crossword clue. First of all, we will look for a few extra hints for this entry: Bart and Lisa's grandfather on 'The Simpsons'. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.