posting, “Ahh! Congratulations to my brother… and sister in law to be on your engagement,” he said. “I love you both so much.”Joe's exDemi Lovato It premiered last night (Oct. 12) on A&E, but several behind-the-scenes clips have made their way online, and they're absolutely worth the watch. In fact, Paris's reaction will totally creep you out.OnET a candidate for mayor of St. Louis, and went door-to-door for theDemocratic “Resistance Summer.” For the little throwback, Mark reprised his Luke role (thanks to de-aging technology) but it was Billie that actually filled in for her mother. ILM Visual Effects Supervisor Patrick Tubach confirmed the surprising cameo toYahoo!