
Here's the flawless 24-year-old back in 1989 (left) -- and the 43-year-old version (right) in Paris on Monday.
Being ageless is in this season.
probably fillers and botox, as her expression seems less anmated than her younger pic. Her brows look higher too. Maybe a little work, but not much. She still looks pretty natural.
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…