Stop by the 99 Cents Only store at Sunset and Hobart in Hollywood, CA, and buy yogurt trail mix, RechargePlus, and a couple gallons of water. Pack an extra change of clothes, underwear, a sweater, a jacket, and toiletries. Just don't use them. Drive to Las Vegas. Park at New York New York, and wander aimlessly up the Strip.
Power walk through the crowds as a warmup for tomorrow.
Buy a disposable camera at the Grand Canyon Store. Take the monorail back down the Strip to the MGM Grand. Donate 25 cents to the general lighting fund. 8pm Set the car's clock forward 1 hour, because you're Utah bound. Watch out for animals, falling rocks, severe cross-winds, or any combination thereof.