A beer enthusiast duo presents a new way of keeping beer chilled; an entrepreneur and a former aerospace engineer aim to reinvent the vending machine; two animal lovers pitch natural bug repellents for pets; and a woman hopes to make clean eating more convenient with her line of vegetable smoothies. Also, an update on LovePop, a line of intricate, 3D pop-up greeting cards that Kevin O'Leary invested in during Season 7.