Britney Spears is heading to Las Vegas with a two-year residency deal. The former child star, whose hits include "Baby One More Time" and "Toxic," will headline 50 shows a year starting on December 27. Spears hit the big time in the 1990s, and was one of the biggest pop stars of the 2000s. She was a judge on the popular singing competition show, "The X Factor," in 2012 but left after one season.

Miley Cyrus and Liam Hemsworth have called off their engagement, ending months of speculation that their relationship was on the rocks. The duo were together for four years. The couple had announced their engagement in June last year.

Pop singer Pink has been named Billboard's Woman of the Year after scoring her first ever No. 1 album this year. Pink emerged on the pop scene in 2000 as an antidote to the girl-next-door image presented by young pop singers Britney Spears and Christina Aguilera. The Grammy-winning singer has sold more than 40 million albums in her career and some 20 million digital songs.

Gwyneth Paltrow hit the red carpet Monday night (September 16) in Los Angeles for the premiere of "Thanks for Sharing." The film, which opens on September 20, co-stars Paltrow and is a sharp comedy that takes a deep look at a very different modern family that struggles with issues of life, love and the emotional landmines of living in New York City.