BRITNEY SPEARS DEBUTS ON TOP According to Billboard, Britney Spears is the first artist in over three years to debut at number one on the Hot 100, with her new single “3.” The track off her upcoming hits set, The Singles Collection, sold over 255-thousand downloads in its first week of release. “3″ is the first title to debut at number one since Taylor Hicks’ American Idol-winning song “Do I Make You Proud” bowed at the top spot back in 2006. Britney Spears’ debut single, “…Baby One More Ti