Kristin Chenoweth was on Letterman last night, and she put on quite a show. She'd gotten eyelash extensions and had an allergic reaction, so her eyes were all puffed up—and it seems to have affected her brain as well. She's flitting all over the place like a hummingbird, but Dave, ever the patient host, walks her through the whole story, including a bit about slutty eyes, her special name for formaldehyde, and her Asian eyelash gal, Jade.

[Via Buzzfeed]