You’re Barbie on a quest to become a supermodel. At the start, there are two faux difficulty options: “Junior Model” only features short stints at the dressing room, vanity, and catwalk, while “Super Model” is the full game. Each level begins with Barbie sitting in a cafe, ski resort, beach, or elsewhere having the most interesting reverie her vacuous soul can conceive: walking, driving, or biking down a street in the same locale (activities so…