he wasn't really "heavy" then. that was into the early 80s.
as for funny faces - YES! during the intro top Don Quixite, the amera zooms into to his faces and he gets the weird square shape, where his jaw drops.
cotton jenny also has some weird looks. the nods in the first verse and the sly smile he gives from time to time.
i also love the bitn where he takes the flowers from the person in the audience and drinks it down