7. Hilary Duff. The pop star/actress had a rather low-key 2007. She wasn't arrested and didn't go to rehab, but fans of the former "Lizzie McGuire" star still wanted to see what Duff was up to. Richard Beetham/Splash News - July 4, 2007
Top Searched Celebrities of '07
See who the top searched celebrities were on Yahoo! for 2007.