My Dog Bean

My dog _____ loves to roam,
One day _____, he left his home.
He came back all nice and clean,
Where oh where has ______ been?
_______ been?
_______ been?
Where oh where has ______ been?

Replace the ____ (blanks) with different types of beans.

Ex. - String, pork 'n', Mister, Bernie Botts Every Flavor (Harry Potter)