
In an "Ellen" episode airing today, not only does DeGeneres get a lesson in booty shaking from a shockingly sane and funny Spears, the two also do a freestyle "Jingle Bells" rap ... in costume.

Beautiful Britney should stay far away from ugly lesbians.
If perverts want to have sex with their parents or pets,
that's up to them. Don't force it on the rest of us.
Lol, Ellen is the best and her wife Portia is hot...>.>
I don't really think Britney is insane...people take it too far...O_o
Britney Spears might miss a lot more 'X Factor' auditions ... because she can! Simon Cowell gave Brit damn near free reign in order to sign the pop star to that $15 million deal -- but is it backfiring? We'll tell you what peeps on the set are saying.Plus, Chris Jericho's…