Q. Explain the pun in the subsequent joke: "How a lot of physical fitness coaches does it take to screw in a lightbulb? Q. Explain the pun in the adhering to joke: "How quite a few hipsters does it take to improve a lightbulb? Q. Explain the pun in the pursuing joke: "Why do so lots of bakeries have cats? Q. Explain the pun in the following joke: "What do you phone a generic unicorn?