
2015 was a pretty great year for April Fools' pranks. Petco unveiled selfie sticks for dogs and cats that activate the camera with a "bark" or a "meow."

The Smithsonian's National Air and Space Museum moved the Spirit of St. Louis and SpaceShipOne to display Wonder Woman's invisible plane in the museum's Boeing Milestones of Flight Hall.

Domino's announced its "Domi-No-Driver," described as the world's first driverless pizza-delivery vehicle. The company said the bikes come equipped with "H.U.N.G.A.R. (Hunger Detection and Ranging) to help them detect and navigate real-time obstacles."

Cottonelle unveiled a version of its toilet paper for left-handed people. Finally!

Volvo Car Japan published a video touting new personal air bags that keep smartphone addicts from being injured when they bump into things, or other people, on the street.

Amazon took customers back to 1999 with a retro-looking home page. Its top sellers in music and books include "Chain of Fools" and "The Practical Joker's Handbook."

Not to be outdone in the retro-joke department, Microsoft launched MS-DOS Mobile, a new OS designed for smartphones. "The MS-DOS Mobile preview is an essential download for those who remember life before Windows," it said.

The folks at Google are among the world's most prolific April Fool's pranksters. They created a backward version of their search page ... just because. It even produces backward search results.

Groupon launched "Grouber," an Uber-like service that features cars driven by cats, guided by GPS-aided laser pointers. What could go wrong?

More cat humor! Microsoft also announced Office 2016 for Cats. We're not sure what "PowerPounce" is, but we'd like to find out.

Are Vine's six-second videos too long for you? Funny or Die introduced "Dips," which run all of 1.5 seconds, with brief clips from Kevin Hart, Will Ferrell, Jennifer Lawrence and dozens of other celebs.

Search engine Bing unveiled its Cute Cloud, promising that "puppies, kittens, teacup pigs, penguins, and more adorably cute things await you." We sort of wish this was a real thing.

Google Maps added a button that let users turn city maps into playable Pac-Man mazes.

Honda posted a video advertising its "HR-V Selfie Edition," equipped with 10 interior and exterior cameras for more convenient self-portraits -- but not while the car is moving, of course.

Selfies were big with April Fools' pranksters. Miz Mooz announced new "Selfie Shoes," which hold smartphones and let users snap portraits with a wiggle of their toe. Kiss those cumbersome selfie sticks goodbye!

Sir Richard Branson tweeted that he's relocating his Virgin empire to Branson, Missouri. "Made sense to open US HQ in town that bears my family name," he said.

Samsung unveiled its Galaxy BLADE edge, "the world's first smart knife with smartphone capabilities." The promotional copy reads, "for a more premium look, choose the premium mammoth tusk ivory inlay edition, made from real mammoth tusk, found beneath the surface of the North Sea."

Google, perhaps the leader in Web-based April Fools' jokes, also posted a video on its Japan site touting Google Panda, a stuffed bear equipped with artificial intelligence and voice recognition. You can hug it and ask it questions.

Pinnacle announced a line of flavored vodkas, including deep-dish pizza, salmon and cheese steak. Yum!


