Services: Mixaloo
Create free mixes from over 3 million songs, then promote your work on your blog/social networking page; make a sale, and Mixaloo’ll split the profits with you -- though the money's not nearly as rewarding as discovering your entire LinkedIn network loves The Bangles.
Mix it up at Mixaloo.com

Gear: Liste Rouge Custom Shirts
Construct your dream dress shirt from 50 fabrics, seven collars, five cuffs, four button fronts, and 11 button types, using this Paris clothier's "Imagine" engine -- which won't help you imagine what sort of man knows the difference between fronts and types.
Customize one at ListeRougeImagine.com

Drinks: Custom Beer Pong Balls
Upload any image, and some guy named Adam'll print it on his tournament-quality orbs -- because it's critical to know which ball's yours, even if you have no idea whose beer it's floating in.
Get your mitts on AdamsBalls.com

Gear: Davek Duet Umbrella
The lifetime-guaranteed Duet maintains the space-age features of the original Davek Solo (unbreakability, one-button open/close system, handle that looks like a race-car shift knob), while offering circumference enough for two -- as long as you're not one of them, fatso.
Pick one up at DavekNY.com

Services: Death by Caffeine
Pop in your weight and beverage of choice (everything from A&W to ZipFizz Energy Drink) and this calculator'll estimate how much it'd take to kill you. To wit, a 200lb man can handle 170 cans of Red Bull without croaking, a 300-pounder, 255 -- giving you the perfect excuse to bulk up, via Red Bull.
To push your limits, you must first discover them: DeathByCaffeine