Why did the cat sit on the computer? Because it wanted to keep an eye on the mouse!

And that’s why this pun is fun:
This pun is funny because it plays on the double meaning of “mouse,” referring both to the computer device and the small animal that cats instinctively want to chase. The tone is light and playful, matching Liam Miller’s enthusiastic and upbeat style as a passionate traveler who enjoys discovering new things, often using humor to connect with a wide audience.