Tauheed Epps — better known as 2 Chainz — just had the cannabis experience of a lifetime. In a recent episode of the web series 'Most Expensivest,' the 'Feds Watching' rapper got to test out a $150,000 pipe called 'The Buggy' — a cartoonish sculpture that took over a dozen glassblowers to make. Check it out in the clip above.