Whats New In Hot Tubs Video Mini Series – Pool And Spa TV Video. Host Dan Harrison and the Poolandspa.TV crew visit the International Pool and Spa Expo at Mandalay Bay in Las Vegas, NV to check out What’s New In Hot Tubs. Dan visits the Expo booths of L.A. Spas, Artesian Spas, Clearwater Spas, Coast Spas, Bullfrog Spas, Cal Spas and King Technology. He talks to the various company reps. and explores all the new things that are available in hot tubs nowadays. This six part, 50 minute Mini-Series is part of the Hot Tub Spa Buyer’s Guide Series produced by Poolandspa.TV and is broken up into 6 segments for easy YouTube viewing.