Car-pets!
A man walks into a bedroom and sees a hot, naked woman lying face-down on the bed. Q: What's his name? A: Willie Turner Q: What's name? A: Betty Will
Because he lies on one side and then turns around and lies on the other one.
They have nein lives!
Revocation of your grant money and a stern rebuke from the ethics committee.
Aaaand you're not allowed in my house anymore.
Three men in a house with dirty dishes in the sink, laundry that needs to be folded and kids that need a bath
A navi-gator!
Ant-Eye Biotics (Dad joke, I know)