Skyrim DLC teased by Bethesda?

What's Bethesda about to reveal? The company, which has promised new announcements regarding Skyrim and Rage this month, today tweeted an image (via VG 24/7) of an unhappy-looking, dirt-encrusted gent standing against a black backdrop with the caption, “Tomorrow.” Admittedly, “Tomorrow” could just be the day our poor guy gets a long-overdue shower, but it's more likely to relate to a video game, so let's get speculatin'!