Check it out:
Felix: I have got a purrizoner in here.
Can you guess who it is?
Here's another hint.
Johnny: Blast that Ornj Curmudgeon!
Not even rubbing my whisker humps on the cardboard will set me free!
No one will miss me until after suppertime has come and gone.
I'm gonna starve, go hungry, emaciate, waste away to nothZzzzzzzzzzzzz...
Felix: What a doofus.
There's one end of the box cut out, he forgets about it every time!
XX Felix and Johnny XX