Knock KnockWho’s there?Acid!Acid who?Acid down Posted on July 4, 2015July 4, 2007 by admin Knock KnockWho’s there?Acid!Acid who?Acid down and be quiet! Spread the love Related posts: Knock KnockWho’s there?Hiram!Hiram who?Hiram fine, Knock KnockWho’s there?Nebraska!Nebraska who?Nebraska girl Knock KnockWho’s there?Munich!Munich who?Munich me Knock KnockWho’s there?Cyril!Cyril who?Cyril nice