Person 1: Knock, knock!
Person 2: Who’s there?
Person 1: Icy!
Person 2: Icy who?
Person 1: Knock, knock!
Person 2: Who’s there?
Person 1: Icy!
Person 2: Icy who?
Person 1: Knock, knock!
Person 2: Who’s there?
Person 1: Icy!
Person 2: Icy who?
Person 1: Knock, knock!
Person 2: Who’s there?
Person 1: Icy!
Person 2: Icy who?