Britney Spears & Kevin Federline's Parental Unity

Making for the second straight weekend spent alongside her current and ex lovers, Britney Spears and Jason Trawick joined up with Kevin Federline at a Little League baseball game in Calabasas on Sunday morning (March 13).

The "Hold It Against Me" singer and her manager beau were in attendance to show support for Sean Preston, who is competing in the kiddie baseball contests as K-Fed acts as one of the team's coaches.

Upon game's end, Britney and Jason made their way onto the field to join up with Kevin in congratulating Sean on his well-played performance.

The weekend doings come as Miss Spears continues to ready for the March 29th release of her new album "Femme Fatale," with a track titled "Gasoline" being the latest to see a teaser snippet released on the web.

Enjoy the pictures of Britney Spears and Jason Trawick with Kevin Federline at Sean Preston's Little League game (March 13).