*is rounding the corner when he sees you struggling with your purchases*
*picks up the pace to get to the door and hold it open for you (because now and then his grandmother's deeply ingrained instructions break out, like a nasty recurring case of boils you're a random and he's supposed to be a random, too)*
*gets a better look at you as he does, however, and promptly lets go of the door, sneering* Well, well. If it isn't the enterprising little lackey.