Why did the chicken cross the road? To get to the idiot's house!
Knock knock?
Who's there?
The chicken.
The chicken who?
The idiot chicken who just crossed the road!!!
Why did the chicken cross the road? To get to the idiot's house!
Knock knock?
Who's there?
The chicken.
The chicken who?
The idiot chicken who just crossed the road!!!
Listen up, buttercup. The joke is that the chicken crossed the road to get to the idiot's house, and then the punchline reveals that the idiot is the chicken itself. You see, the joke implies that the listener is the idiot. It's funny because you are dumb.