Christina Hall and Heather Rae El Moussa are putting their differences behind them. In a Tuesday, May 14, Instagram post and TikTok, the unlikely duo teamed up to twin in matching black tops and ripped jeans as they played off their glaring similarities following their nasty feud. “Hi, I’m Christina,” Heather, 36, jokingly said, leaving Christina, 40, to attempt to introduce herself as the Selling Sunset star. “Wait, that’s not right,” the Christina on the Coast cast member pointed out. The former enemies both twirled their blonde hair as Christina sarcastically quipped, “It must be all that b…