See Gretchen's teary-eyed reaction in the video below:
But it didn't stop there -- the "Housewives" also attacked Gretchen for cheating on her dying fiance a few seasons back. Alexis Bellino and Tamra Barney both alluded that Gretchen had a "secret boyfriend" the whole time she was engaged to Jeff Beitzel.
See what the ladies have to say about Rossi's controversial relationship below (and Tamra's proof!):
Gretchen wasn't the only star in the hot seat -- Vicki Gunvalson finally had the chance to confront former O.C. costar, Lauri Peterson, about her slanderous comments this season.
See what Vicki said about Lauri's not-so-perfect marriage below:
What did you think of last night's reunion? Tell toofab in the comment section below, and make sure to check out the rest of the "Real Housewives of Orange County" reunion on August 19 and August 26!