Entertainment Wiz Khalifa’s mother sues Amber Rose for defamation by Arinze Ago August 11, 2017 by Arinze Ago August 11, 2017 Katie Wimbush-Polk, the mother of rapper Wiz Khalifa has filed a defamation suit against her son’s ex-wife, Amber Rose. The law suit follows an alleged profanity-laced phone call to a … 0 FacebookTwitterPinterestEmail