C7 Corvette Procharger on 2040-parts.com

One Lap of the Web: A Tumbler for Gumball, smashing supercars in China and a pedigreed race car for sale

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. The Gumball 3000 starts May 18 in Copenhagen, Denmark, heading northeast toward Stockholm, Sweden.

Poll: Spouses rank as worst backseat drivers

Spouses beat out mothers and children as the worst backseat drivers, according to 500 drivers recently polled by Insurance.com. For men, 40 percent said their wives were worst, followed by friends at 17 percent and mothers at 15 percent. Thirty-four percent of the women ranked their husbands worst, 18 percent said their mothers and 15 percent said their friends.

New Mercedes-Benz S-class spotted in SoCal

The new Mercedes-Benz S-class must be hustling toward the developmental-cycle finish line, because it's been spotted en masse in places such as Toronto (where it must be undergoing cold-weather testing) and Irvine, Calif. (where it must be gauging the interest of Benz-crazy vox populi). Because as devoid as it is of bodywork-breaking pillboxes, camera-obfuscating swirl paint, and surly engineers, the fact that it's seen here in little more than some sticky paper and a pair of cheap sunglasses on the driver means that the elder statesman of the automotive world is readying its next debut.