Knock KnockWho’s there?Greta!Greta who!Greta job! Posted on February 14, 2017February 14, 2009 by admin Knock KnockWho’s there?Greta!Greta who!Greta job! Spread the love Related posts: The Chicken Knock KnockWho’s there?Tad!Tad who?Tad’s all Joe Knock KnockWho’s there?Sherbert!Sherbert who?Sherbert forest