Britney Spears and her dad Jamie arrived back in LA this morning after a weeklong promotional trip to Japan. While we didn't see too much of Britney's trip overseas, she did share a few snapshots and video while keeping us updated with her cute Twitter updates. She also kept us very entertained with her hilarious Christmas caroling segment on Ellen yesterday, which you can check out after the jump. While Brit's album slipped to number two on the charts, it's still nothing to scoff at, and Circus would make the perfect addition to that post-New Year's resolution workout mix.
To see the clip of Brit and Ellen just