Knock KnockWho’s there?Cologne!Cologne who?Cologne me Posted on August 18, 2017August 18, 2009 by admin Knock KnockWho’s there?Cologne!Cologne who?Cologne me names won’t help! Spread the love Related posts: Say Cheese! Knock KnockWho’s there?Homer!Homer who?Homer-again! Interupting cow Knock KnockWho’s there?Matthew!Matthew who?Matthew is