Banned in China: The music video for "Dirrty" was censored in Thailand due to Thai-language posters that read "Thailand's Sex Tourism" and "Young Underage Girls".
Development Hell: Invoked by Christina herself in choosing to take a couple of years off (At least three) between each album, starting from 2002 to 2012. To some people it's annoying and leads to disappointment, other people think she's justified in her choice to take a break.
Executive Meddling: Happened to Bionic, backed up by her collaborators as far as song choices are concerned.
One of Us: Has said in interviews that she has an anime themed room in her house and is an avid gamer.