Article continues below advertisementReal Housewives of Orange County alum Jo De La Rosa took to social media to call out Gretchen Rossi and expose an unaired fight they had on Season 19 of the show.Talking in a car as she was on the way to celebrate former RHOC star Alexis Bellino, who is getting married to John Janssen, De La Rosa claimed she was sent an RHOC After Show video of Rossi and Jennifer Pedranti talking about her.