Knock KnockWho’s there?Doctor!Doctor who?You just Posted on August 10, 2017August 10, 2009 by admin Knock KnockWho’s there?Doctor!Doctor who?You just said it! Spread the love Related posts: Dooby Doobid Knock KnockWho’s there?Ron!Ron who?Ron dinnertime, Knock KnockWho’s there?Huey!Huey who?Huey too Knock Knock 19