Gandalf: I feel pretty oh so pretty!! What!?! We're filming!! *Thud*
or
Gandalf: I'm here to talk to you about the troubles of war. This is what it does to you. Ok, wait a minute. Why am I doing this? I was part of it!!!
or
Gandalf: Oh my gosh!! Denethor just uncloaked!! He totaly stole my thing!!! GRRR!!!