Knock KnockWho's there?Oscar!Oscar who?Oscar a silly question, get a silly answer!Knock KnockWho's there?O'Shea!O'Shea who?O'Shea that's a sad story!Knock KnockWho's there?Oslo!Oslo who!Oslo down, whats the hurry!Knock KnockWho's there?Oswald!Oswald who?Oswald my chewing gum!Knock KnockWho's there?Oswego!Oswego who?Oswego marching, marching home ...!