You're right my friend, there shouldn't be any lip movements. Think however, not so much about the synchronization of visuals and sounds, as the conjunction of themes. Here the otherworldy sounds of Demilich meet the otherworldly universe of the teletubbies.
http://www.youtube.com/watch?v=34Ji7iNORK0&feature=related
http://www.youtube.com/watch?v=3ichQOqbewA
I don't know who the hell that is or to what it's referring so I didn't laugh.