Something tells me Joel McHale is going to have a field day with this one.
Tonight's all-new episode of Grey's Anatomy is a must-see, even if you're wavering as a fan, because almost every long-running storyline from this season is advanced, and also...Lexipedia breaks Marc Sloan's, um, penis.
Check that out above and then duck inside for the latest from dead Denny and, oh yeah, Derek's proposal plans. What?!