Knock Knock
Who's there?
Louisiana!
Louisiana who?
Louisiana boy friend split up!

Knock Knock
Who's there?
Lucerne!
Lucerne who?
Lucerne some maths today!

Knock Knock
Who's there?
Lucinda!
Lucinda who?
Lucinda in the sky with diamonds...!

Knock Knock
Who's there?
Lucretia!
Lucretia who?
Lucretia from the Black Lagoon!

Knock Knock
Who's there?
Luigi!
Luigi who?
Luigi board!