The chart-topping singer hits the stage for a good cause in Las Vegas. Plus: Usher, Katie Holmes, Lauren Conrad and more
Credit: RD / Leon / Retna Digital
Published: Friday Sep 19, 2008 | 05:10 PM EDT
More from PEOPLE
- House of Cards Star Reveals How to Know When a Character Will Be Killed Off
- Read the Cover Story: Meet Kelly Clarkson's Baby Girl!
- Christopher Plummer Explains Why He Skipped the Oscars: 'It Was a Tribute to Julie Andrews'
- Lara Logan Hospitalized for Internal Bleeding
- Eddie Redmayne as a Woman: Photo Shows Actor as Transgender Pioneer Lili Elbe