Heya, heya, heya, heya Heya, heya, heya, heya Room full of mice, room full of mice Room full of mice, room full of mice Heya, heya, heya, heya Heya, heya, heya, heya Room full of mice, room full of mice Room full of mice, room full of mice Blowing up bullfrogs with a straw Blowing up bullfrogs with a straw Blowing up bullfrogs with a straw Staring into their eyes just before they burst Heya, heya, heya, heya Heya, heya, heya, heya Room full of mice, room full of mice Room full of mice, room full of mice Heya, heya, heya, heya Heya, heya, heya, heya Room full of mice, room full of mice Room full of mice, room full of mice No ear, two tails, one eye, three toes No ear, two tails, one eye, three toes No ear, two tails, one eye, three toes