Extraterrestrial Trickster Mugs

Hair Crop Circle

Alien Magician

The aliens froze, gripped by a primal fear. This time there would be no abduction.

One vampire tricks another behind a mirror.

Right, this is the map of all the UFO sightings. Hold the light steady love.

'Boy, does this ever shoot holes in the old Big Bang Theory!'

"Shred the plank."

While at the Zoo, Victoria gets an idea.

Polly tries reverse psychology

The balance of power shifted when sparky figured out how to use the laser pointer.

We interrupt today's "The Price is Right" episode to bring you breaking news … Weeks ago, the Hubble telescope spotted a rogue planet the size of Venus plummeting through the solar system on a collision course with earth. It turns out it was actually just a prank involving two very bored ISS astronauts and a grapefruit. Breaking News!!!!! Maybe we should send them to Mars after all. One of them seems to have scrawled "Around and around and around and around" all over his space suit, in crayon.

'Okay, this is the scene where the bear becomes a parachute.'

'Take that off, Fuller. You're scaring the hell out of everyone!'

"I can't understand why you're getting no signal down here? There's plenty of Hotspots!"

"Do you mind?"

"Must be those ancient aliens you hear so much about."

'Whatever you do don't press the parallel dimensions button again!'

Mars Rover's wheels stolen.

Pianist Fraud

Mission: Carrot

Mars Probe 'insight' - the very last picture...

"I don't suppose we could discuss this when my Mars isn't in opposition to your Sun?"

"Today is the rabbit's day off."

"April Fool's on her!"

When Astronomers Party.

Moon Prank

Trick of Treat

Practical Jokes Doctors Can't Do

'Been in advertising long?' man asks painter, who's painting a pile of rubbish as a beautiful countryside scene.

"And if I move Mercury over here, all the Libras go nuts."

'You see Tommy, 1 kg of Iron is not always equal to 1 kg of feathers...'

Alien

The Cheshire Cat and Dog.

"When she wants them to come - she purrs like a can opener."

"Feel the monster guts in the bowl!"