Britney Spears Calabasas Little League sons Kevin Federline

Britney Spears Calabasas Little League sons Kevin Federline

For the second weekend in a row! Just like fellow celeb Kate Hudson.

Pop princess Britney Spears - who's filming the music vid of her next single "Till The World Ends" - watched the baseball game in Calabasas on Saturday with beau Jason Trawick and son Jayden.

Spears' ex-husband Kevin Federline, who was also present with girlfriend Victoria Prince, acts as the coach of SP's team.

Despite the fact that Brit's Femme Fatale album has already been leaked online, jump below the cut to find out when the official CD is set for release...