Jay Leno has plenty of million-dollar cars, but one of his collection's crown jewels is doubtlessly his McLaren F1. The three-seater supercar powered by a BMW V-12 engine is very nearly priceless, but since the last offer Leno got for his was $20 million, let's just go with that. You might think he may detail it with some expensive stuff then. But no. In his latest video, Leno takes the scratches out of his paint with a bunch of products from Walmart.
