Here is what I did. The "head whacker" shelf is now the top portion of the cabinet that I added. Its a good area to store pillows and blankets. It also makes a nice area to lean against while sitting up in bed to read. It also utilizes all the empty worthless space that was under the shelf.
2009 Silverado 3500 dually D/A, Supersprings, Stable Loads, Bilsteins, Hellwig Sway Bar.
2010 Arctic Fox 1140 DB, 220 watts solar, custom 4 in 1 "U" shaped dinette/couch, baseboard and Cat 3 heat, 2nd dinette TV, cabover headboard storage, 67 TC mods