If you're the type who is into monster trucks, then you're probably going to love Megastunt Mayhem. The gist is pretty simple: make your big truck do all kinds of crazy flips, tricks, hops, jumps and other stunts. As a result of landing said tricks, you get paid, which, in turn, you can use the money to modify your truck even more. See where this is going?
Enough chatter. Gameplay:
Don't feel like watching the video? Fine, here are some images. But I'm telling you, the images are lackluster compared the the video.
There are both free and premium versions available in the Market, though the description doesn't specify the difference between the two.