J. Valentine
Mario’s “How Could You , ” and Omarion’s "I'm Tryna" can also be credited to his resume , along with displaying vocals on two posthumous 2Pac albums , "Still I Rise" and "Until The End Of Time" . 
<triplet> How Could You <subj> Mario <obj> performer <triplet> I'm Tryna <subj> Omarion <obj> performer <triplet> Still I Rise <subj> 2Pac <obj> performer