Those who don't remember, this is in Pokémon Heroes - the fifth film I believe. This is Misty's reaction when Latias (in the form of Bianca) kisses Ash.
misty: your a pokemon! you would not be able to have a kid with ash latias : I would adopt one silly misty: but your not his type ! latias uses her shapeshifter powers to be a model misty with a pissed face