Blockbuster rhymes with:
filibuster, fill-a-buster, fillibuster, gangbuster, ghostbuster, swampbuster, filibuster, fill-a-buster, fillibuster, gangbuster, ghostbuster, lackluster, swampbuster
filibuster, fill-a-buster, fillibuster, gangbuster, ghostbuster, swampbuster, filibuster, fill-a-buster, fillibuster, gangbuster, ghostbuster, lackluster, swampbuster