I did this to my first three piece airlock, except the inner tube and the nipple broke through the outer reservoir in a perfect concentric knock-out. It was quite amazing.
Primary#1: Zombie Coffee Stout
Primary#2: T-Virus Coffee Stout (Party-Gyle)
Aging: Honey Bucket Ale, Cloud 9 Semi-Sweet Mead
Drinking: Various Micros for Bottles
Coming Soon: Cloud 9 Porter