Trackboyz
Among the hits they have engineered include Nelly's "Air Force Ones" ( number 3 on the "Billboard" Hot 100 ) , D12's 40 Oz . , Nappy Roots "Po' Folks" ( number 21 ) and J-Kwon's "Tipsy" ( number 2 ) . 
<triplet> Air Force Ones <subj> Nelly <obj> performer <triplet> Po' Folks <subj> Nappy Roots <obj> performer <triplet> Tipsy <subj> J-Kwon <obj> performer