Britney Spears Returning to Studio This Week
Brit reuniting with producers Dr. Luke and Max Martin on 'big new song,' says manager

Britney Spears is hitting the studio this week with hitmakers Max Martin and Dr. Luke, who are acting as co-executive producers on her follow-up to 2008's Circus LP, according to MTV News.
"Brit is recording a big big BIG new song on Friday with #MaxMartin & @TheDrLuke. I'm pretty sure it's a smash!" manager Adam Leber tweeted late Monday night.
That's not much of a stretch: Martin has worked with Britney on many hits including "... One More Time," and Dr. Luke wrote or co-wrote Britney's "Circus," Ke$ha's "Tik Tok" and Katy Perry's "California Gurls" and "Hot N Cold." The pair collaborated on Kelly Clarkson's 2005 hit "Since U Been Gone.