4 Knock Jokes Involving Elms

Knock Knock
Who's there
Elm
Elm Who
Elmer Fudd

Knock Knock
Who's there
Elm
Elm Who
Elmentary my Dear Watson

Knock Knock
Who's there
Elm
Elm Who
El M N O P Q R S T U V W X Y Z

Knock Knock
Who's there
Elm
Elm Who
Elm Trees from the Park