The full episode of The Late Show with Girls' Generation.

What did the old people in the audience make of all the dyed hair? Dying one's black hair another color in order to be more attractive or interesting seems counter to "Azn pride." But East Asian natives probably less hang-ups about that than those born here, and Azn pride seems to come and go and changing hair color isn't something rejected as being symbolic of hating one's self.

"They're so skinny."

Girls’ Generation on their ‘David Letterman Show’ & ‘Live! With Kelly’ performances
See Bill Murray Pose With Korean Pop Outfit Girls Generation - IBT