VIDEO: Mika Häkkinen and Michael Schumacher Meet up in New Mercedes Ad

Over the years, Mercedes-Benz has released many TV ads featuring two-time Formula 1 World Champion Mika Häkkinen and other renowned pilots, most ending with a funny twist. The Stuttgart-based automaker's latest commercial to hit the web, called “Sunday Driver”, follows a similar recipe. This time, Mercedes chose a hilarious way to promote its 4MATIC permanent all-wheel drive system. To shake