Tamra doubts Vicki's commitment to their new business venture when they face off in a nasty argument that abruptly ends their Malibu wine-tasting trip. Alexis and Jim celebrate the grand opening of their trampoline park. Meanwhile, Tamra worries that Eddie is more committed to his bike-riding habit than her, and Heather and Terry hit a roadblock in their relationship when it's revealed he went too far in an argument, uttering a word that hits too close for comfort to some of the other Housewives.