The Origin of the Silver Surfer: Part 1 - S1-E1
Other mistake: When Galactus is saying "Norrin Radd of Zenn-La," his lips touch together when saying "La." Saying "La" requires touching your tongue to your gums behind your top row of teeth. If you were to touch your lips together while trying to say "La," it would come out as "Mmla" or "Bla."