Ooops...she did it again! Pop Princess Britney Spears topped Yahoo's most popular search terms for the fourth year in a row and her seventh time at no. 1.

Spears bested World Wrestling Entertainment, Barack Obama, Miley Cyrus and the online game “RuneScape” as the five most-searched terms of 2008, the Web portal and search company announced Monday, a day before the singer released her new album “Circus” which is also her 27th birthday.

Britney is also a ratings magnet, too. She pumped the ratings of the ABC comedy series “How I Met Your Mother” when she guested last March 24. And last Saturday, Britney attracted 12.6 million viewers in her live performance on the “The X Factor.” The British talent show registered its highest rating for the said episode.

YAHOO TOP 10 OVERALL SEARCHES FOR 2008

1. Britney Spears

2. WWE (World Wrestling Entertainment)

3. Barack Obama

4. Miley Cyrus

5. “RuneScape”

6. Jessica Alba

7. “Naruto”

8. Lindsay Lohan

9. Angelina Jolie

10. American Idol