Fans will get an answer this Sunday when the two estranged siblings have a run-in at the gym. We don't want to give everything way—you'll have to tune in Sunday at 8/7c to find out what goes down—but we do want you to test us your RHONJ knowledge of their feud with this audio-free clip.
What do you think the two are arguing about? And do you think it's time the two finally reconcile? Tell us in the comments!