The Anime Threads theme doesn't override site styles when you go into the Anything Goes and Chit Chatty forum (possibly others). It instead switches to the default blue theme for those two subforums.
Michael: Jodie, how's my schedule look for today? Jodie: You've got a conference and dinner party at the Japanese Embassy regarding wildlife protection. Michael: Oh, yeah...sorry, but I'll have to cancel that. I'm heading out to save America!