E! Online - Another day, another step on the ladder for Britney Spears' return to the top.
Reuters - Britney Spears' new single "Womanizer" made a record-breaking leap to top spot on Billboard's Hot 100 singles chart on Wednesday, underscoring her musical comeback after making headlines with her personal woes.
Reuters - The key to Madonna's enduring appeal has been to stay one step ahead of the game in the famously fickle world of pop.
