Ever heard the phrase, "sitting is the new smoking"? Dr. Ian Smith is in the house breaking down the dangers of sitting, and what he has to say might leave you shocked! Dr. Pimple Popper is sharing her best double-duty skincare tips. (Does nasal spray really reduce redness? Can egg whites remove blackheads?) Then, tech expert Katie Linendoll is back to show off some of the coolest new gadgets, like a robotic pet dog. And Rach is cooking up a stew with butternut squash and bacon!