When Anheuser-Busch chose Amber Smith as the spokesperson for its new Michelob Ultra Amber lite beer, it was on a mission. Through posters, life-size standees and Point-of-purchase promotional materials, Amber's image was plastered across the nation. However, it was the 20-city "Meet Amber" tour that delivered on the campaign title! A gifted high school student with a 155 IQ, Amber was discovered at an international modeling convention. The 15-year-old won and soon flew to Paris, where she worked hard and often and established a reputation for…