The CBS Wall was near Honest Al's Wall in Clawson. It was painted in 2011 and featured lots of local artists like CBS, GATS, 7Seas, Roar, Defie, Quake, Gunk, Aura, Lords, Sk8, Jen, Rob1, etc.

photo CC BY-NC-ND 2.0 by Steve Rotman

next to the CBS wall, 2012. photo by greenkozi