It's time to welcome our latest band of road trippers as they embark on the ride of their lives. Abram, a blonde, muscular guy with a boyish face, hasn't known one black person his entire life. He first meets up with Cara, a cute, halter-topped Midwesterner who doesn't really know what she wants to do with her life. Cara reveals that she's scared to be challenged in ways that she's not ready for and expects that this trip will be filled with exactly that kind of thing. ""Cara is kind of a girly girl,"" says Abram. He is quite the astute observer.Further down the beach is Dave who is very anxious and wants to be seen as a carefree guy who carries a guitar. Are guitars like the new ""soul patch?"" Is it a way for guys to show that there is more to them than the business degree and khaki shorts? Christena is whom Dave meets first and she rocks her own accessory, a cowboy hat. Having grown up in an all-white neighborhood, Christena explains that she's just looking for acceptance and