ché wolton grant, better known as aj tracey, is a british hip-hop artist and rising grime star whose individuality spans across genres, bringing his bag of dancehall, pop, trap and garage to the mix. he touches down at elsewhere on the heels of the release of his explosive debut solo album. ché wolton grant, better known as aj tracey, is a british hip-hop artist and rising grime star whose individuality spans across genres, bringing his bag of dancehall, pop, trap and garage to the mix. he touches down at elsewhere on the heels of the release of his explosive debut solo album.