Kim Zolciak Unbothered by Ex Kroy Biermann Hanging With BF’s Ex-Wife: ‘Real Housewives of Atlanta’ alum Kim Zolciak is not sweating her ex-husband, Kroy Biermann, getting close with her current boyfriend Kyle Mowitz’s ex-wife, Jillian Green, TMZ has learned. Sources familiar with the situation tell TMZ that Kim… #KimZolciak #KroyBiermann #RealHousewives #Atlanta #RealityTV