Knock, knock.
Who’s there?
Fish.
Fish, who?
I fish you a Merry Christmas.
Knock, knock.
Who’s there?
Owl.
Owl, who?
Owl be your best friend if you let me in.
Knock, knock.
Who’s there?
Swan.
Swan, who?
Swan to go out swimming with me?
Knock, knock.
Who’s there?
Gorilla.
Gorilla, who?
Gorilla ham and cheese sandwich for me too?
Knock, knock.
Who’s there?
Halibut.
Halibut, who?
Halibut we go fishing together in the pond?
Knock, knock.
Who’s there?
Moose.
Moose, who?
Moose you always be so nosy?