From Star Wars: Episode V - The Empire Strikes Back
[C-3PO and R2-D2 are first seen walking in the underground base on Ice Planet Hoth
I didn't ask you to turn on the thermal heater. I merely commented that it was freezing in the princess's chamber...
[Chirps his objection
But it's SUPPOSED to be freezing! How we are ever going to dry out her clothes, I really don't know!