Spears has a laugh on The X Factor's Hollywood stage. Plus: Pippa Middleton, Daniel Craig, Sarah Hyland and more
Updated: Thursday Nov 08, 2012 | 06:00 AM EST
More from PEOPLE
- What Made Robert Herjavec and Kym Johnson's 'Connection Even Stronger' on DWTS
- The Best Photos from the Week of Apr. 13- Apr. 19, 2015
- Cissy Houston: Bobbi Kristina Brown Has 'Irreversible Brain Damage' and 'Remains Unresponsive'
- Two Years After Losing Her Leg, Boston Marathon Bombing Survivor Crosses Finish Line
- The Inside Story on Noah Galloway's Touching DWTS Guest