Beyonce Knowles have joined forces with Justin Timberlake to record a new song. "I'll be in the studio this week with Beyonce. Who knows what will come out of that," JT said in a statement. The two recently sang together at the 2008 Fashion Rocks Benefit (September 5). Meanwhile, Beyonce is set to release two new single "If I Were A Boy" and "Single Ladies” on October 7, with her new album hitting retailers on November 18.
