Nigerian afro-pop star, Yemi Alade who is fondly referred to as ‘Mama Africa’ has been selected by the Grammy Recording Academy to be one of the talents to announce nominees.  JUST ANNOUNCED: @PepeAguilar, @yemialadee, @NickyBenedetti, @Lauren_Daigle, @MickeyGuyton, @imogenheap, @GayleKing, @DUALIPA and @MrsSOsbourne will join us to announce nominees for the #GRAMMYs on Tuesday! Livestream will…