Hey! Gametrailers.com has a few videos of Munch HD and SWHD running on the Vita!
Munch videos:
http://www.gametrailers.com/game/odd...-oddysee/16544
Stranger videos:
http://www.gametrailers.com/game/odd...rs-wrath/13787
Munch is looking good! There's still a 'boing' sound when Abe jumps, but I think it sounds like it's quite a bit deeper than before and less noticeable.
It's a shame there aren't more videos, I thought there would have been more.