Overview: Two young entrepreneurs look to spice up their pitch with a little skin, diamonds made from an unlikely source, and an unusual underwear company braves the Den. Plus, criminals, culture and a coin-toss wrapped into a board game extravaganza. Pitches include: Pet Deli, Ballbra, Euphoria Smoothies, Trader II, Scoundrels, Hole, Wheel of Life, Augenstern Diamonds, Vantage Wire.