The 36-year-old actress, who wore a gorgeous Marc Jacobs dress, shared that her 3-year-old son Moses calls rapper Jay-Z, Uncle Jay. (If you didn't know, Gwyn and husband Chris Martin are very good friends with Beyonce and Jay-Z.)
Gwyn also showed Conan how to do some exercises for his butt.




I thought she looked
good
funniest post of the day.
