Best friends look for the ultimate party mobile in Tampa. In Tucson, a mountain-biking family have $85,000 to spend on an RV that'll let them go anywhere. However, finding an RV that is functional for the entire family proves to be more difficult than they thought. Also: Parents want an RV to surprise their two teenage sons with a big road trip before they head off to college. But with both sons over 6-feet tall, it won't be easy finding an RV that will fit them comfortably.