I also forgot one!

Knock Knock
Whos There?
Bannana
Bannana who?

Knock Knock
Whos There?
Bananna
Bananna Who?

Knock Knock
Whos there?
Bananna
Bananna Who?

Knock Knock
Whos there?
Bananna
Bananna Who?

Knock Knock
Whos there?
Bananna
Bananna Who?

Knock Knock
Whos There?
Orange
Orange who?
Orange U glad U didnt say bananna?