Notable drop-offs include Britney Spears, who ranked sixth in 2010 but stumbled this year because she didn't tour.

His unique vision has given him the opportunity to work with celebrity clients that include Madonna, Britney Spears, and Milla Jovovich.

The videos lampooned include Britney Spears, lonelygirl15, Little Superstar and others.

I'm curious as to why not include Britney Spears?

The video footage from the performance (which included Britney Spears) was featured on CBS in November 2001, as a two-hour television special.

Such artists include Britney Spears, Macy Gray and Lionel Richie.

One episode included Britney Spears and her 2008 divorce and child custody battle.

Promises' celebrity clientele has included Lindsay Lohan and Britney Spears.

Famous examples of class-passers include Britney Spears, and Oprah Winfrey.

Other nominees included Christina Aguilera and Britney Spears.