One of the many, many highlights of Killer Mike’s El-P-produced album R.A.P. Music was “Anywhere But Here,” a tough and dystopian track that features the singer Emily Panic. There’s a new version of the song floating around today. This one is unchanged except with an added-on appearance from Chamillionaire, the slippery Houstonian who, about 10 years ago, was one of the greatest rappers on planet Earth. Grab it below.