What Makes Lizzy Dizzy?

This Columbia short (production number 3431) has Harry Langdon and Elsie Ames billed above the title, but it is all Elsie Ames with Langdon and Monty Collins (if his name is Monte, how come---except for typos--- he is always billed as Monty?) only around to get a bowling ball bounced off the top of their collective hea…