Turning his head gives Gadreel more room to explore, even as Sam lets his fingers do the exploring for him. If he knew about it, the very idea of 'boneless pile of angel' would be very enticing to him. He shifts slightly, rubbing his renewed erection along Gadreel's skin as his fingers tug very lightly at a few of the longer, tougher feathers. Not enough to pull them out unless they were already loose, but definitely enough to be felt.