Remember when General Motors teamed up with one of America’s biggest celebs to create a biodiesel supercar?
And do you know what was the inspiration behind Justin Bieber’s absurd one-off Rolls-Royce?
From Boeing airliners converted into private jets to weird cars, how much do you know about these bizzarre vehicles owned by celebrities?
It’s time to put your knowledge to the test with our quiz.
#1. Who converted a Boeing 747 airliner into a private jet?
King Salman of Saudi Arabia acquired a Boeing 747 and turned it into a private jet.
The jet is still owned by the Royal Family, and it is currently being used by soccer club Al Hilal.
#2. Kanye West owns the 'Yeezy Mobile', what is it?
Kanye West’s ‘Yeezy Mobile’ is actually a SHERP, an all-terrain vehicle designed for rough terrains.
Kanye actually owns eight of them.
#3. This is the EcoJet, a biodiesel concept car designed by... ?
The 2006 EcoJet concept was designed by GM in partnership with Jay Leno.
The car has two fuel tanks, one runs on kerosene, the other runs on soybean oil or biodiesel.
The infotainment system runs on.. Microsoft Windows Vista, believe it or not.
#4. What makes John Travolta's vehicle collection unique?
John Travolta is a licensed pilot and, in addition to small airplanes, he’s also rated to fly Boeing 707, 747 and 737 airliners.
He actually owns a Boeing 707 and a 737.
#5. What happened to DeadMau5's Ferrari 458 Italia?
Ferrari famously hates it when celebrities customize their Prancing Horse-badged cars.
DeadMau5 drastically altered the looks of his Ferrari, now dubbed Purrari, including the badge, which is a big no-no.
Hence why he was banned.