[Dean reappeared, bag in hand, just in time to see Sam inspecting his handywork from the night before. In spite of his trepidation over what might happen between the two of them, now that they were awake and sober, Dean couldn't help but grin. Maybe a little smug.]

Believe those are bite marks, Sammy. [He stood beside Sam at the mirror and looked them over.] What can I say? I'm a man who enjoys my work.

[He reached around and brushed one of the marks on Sam's collar bone with a fingertip.] At least most of them are inconspicuous?