Britney Spears and Christina Aguilera both have something to smile about. According to Billboard’s most recent platinum certifications list both have scored some more platinum albums. Britney gets a second diamond album, which means 10,000,000 shipped, for ‘Oops I Did It Again.’ Her other is, ‘…Baby One More Time,’ which has over more then 14,000,000 shipped. Also her, ‘Greatest Hits: My Prerogative,’ hits platinum as does the dvd which is now 2x platinum. Christina on the other hand gets another certification for, ‘Stripped.’ Since 2002 the album has shipped 4,000,000 copies. In comparison, her debut has shipped just about 8,000,000.