My twin brother's talked me into a lot of crazy things, but taking his place on a road trip with his girlfriend so he can party with his friends is a whole new level of insanity. What's even more insane is I somehow find myself agreeing to it--thanks, alcohol, guilt, and bribery. I'm determined to undo the arrangement, but then I meet Gwen, this sexy redheaded hurricane of energy and brains. And then she kisses me. Just like that, I'm driving her...