Justin Timberlake: DECLARE YOURSELF 2008!

Justin Timberlake attends the Declare Yourself 2008 Celebrates 18 event at the Beverly Hills Cultural Center on Thursday. Watch video footage of him arriving and leaving the event here.

Declare Yourself is the national nonpartisan, nonprofit campaign to energize and empower every eligible 18-year-old in America to register and vote in the 2008 presidential election.

Justin recently surprised concert-going fans at his concert in Sacramento, Calif. by taking his Sexyback shirt off.

15+ pictures inside of Timberlake declaring himself for 2008…