Knock Knock! Who's there?

Candice who?   Can dis joke get any worse?  🙁 

Cowsgo who?  No, cows go Moo!  😮  

Ice cream who?  I scream if you don't let me inside   😱 

You who?   Yoohoo! Anybody home?  🙂

  Goat who? Go to the door and find out  🙂

  Wendy who? When dee bell works, I won't have to knock, okay   🙄