Knock KnockWho's there?Aldo!Aldo who?Aldo anywhere with you!Knock KnockWho's there?Alec!Alec who?Alec-tricity. Isn't that a shock!Knock KnockWho's there?Alec!Alec who?Alec my lolly!Knock KnockWho's there?Alex!Alex who?Alex the questions round here!Knock KnockWho's there?Alexia!Alexia who?Alexia again to open this door!