Article continues below advertisementNick Reiner delivered an eerie warning years before he allegedly slit the throats of his parents, Rob and Michele Reiner. "I get crazy. You don't want to set me off," Nick, 32, said in a resurfaced clip from a 2016 interview conducted alongside his father.Article continues below advertisementNick Reiner Gave an Eerie WarningSource: JAKE REINER/FACEBOOKNick Reiner gave an eerie final warning years before being accused of murdering his parents.