Article continues below advertisementRob Reiner appeared to have a tight relationship with his 28-year-old daughter, Romy.The famous Hollywood director - who, along with his wife, Michele Singer Reiner, was allegedly brutally killed by their son Nick, on Sunday, December 14 - was often featured on Romy's Instagram. In one post from last October, she jokingly inquired whether Rob, 78, would pay for her to have a "BBL," a.k.a. Brazilian butt lift. Romy captioned a video, "Since the nepo thing isn't working out, I'm asking my dad for some help in another arena...