Kristin Chenoweth -- You're So Vein

3/9/2010 10:30 AM PST BY TMZ STAFF
Carly Simon didn't write her classic hit for David Geffen, but what about Broadway star Kristin Chenoweth?

Kristin Chenoweth

The feisty 41-year-old let the blood rush to her head at an event in NYC last night.

Wicked!