Overview: Two entrepreneurs look to revitalize their strained business; a new puzzle has the Dragons racing to make an offer; and a memorable visit from the king of rock 'n' roll. Plus, see if an anti-aging supplement wrinkles under pressure. Pitches include: str8ts, Bottle Cap BBQ, Lilly & Lace Lingerie, Yogakayak, Easy Strain Cookware, Elvis Presley, AGEOFF, Maid to Order.