NO PURCHASE NECESSARY. Open to residents of the 50 United States or District of Columbia and at least 18 years old with a valid driver's license at the time of participation. Void where prohibited. Promotion begins on 2/16/07 at 12:01 a.m. Pacific Time (PT) and ends on 1/16/08 at 11:59:59 p.m. (PT). Read the Official Rules for complete details.