90 Day Fiancé star Andrei Castravet shared an emotional tribute to wife Elizabeth Castravet's father following his death. Taking to Instagram on Tuesday, November 25, to honor his father-in-law, Andrei, 39, described the video as a "tough one to make" before calling Chuck Potthast "a man who meant a lot" to the couple's family. "It's been incredibly, incredibly tough for us," Andrei told fans in the clip, which was filmed inside his car. "I know there's been drama, tensions and story lines over the years but what people saw on TV is just a tiny portion of our real relationship.