The first single from Britney Spears greatest hits collection "The Singles, titled gimmeBritney is set to get to radio airwaves across the world on September 21. No other details, including the title of the song, are provided by this site though.
"The Singles" is expected to arrive in the market sometime in November. Beside featuring hit singles from Britney's previous releases, this compilation set will also include several new songs, one of which is rumored to be produced by Max Martin. Other possible producers who contribute to this project are Russ Castella and Fernando Garibay.