I like this one. It’s dog v cat but they’re pals so it’s really more of a spar than a fight:
http://www.youtube.com/watch?v=M4puLmxsO8o
My dogs haven’t been around cats so they don’t tolerate them very well but I grew up with cats and dogs so I know they can be just fine together. We even had a cat nursing pups once.
Bowser does not get it..Tinker does NOT want a slober bath.