Federline joins Spears for family barbeque

Britney Spears and ex-husband Kevin Federline have started the new year cordially for the sake of their two sons - after the former backing dancer joined the 'Toxic' star at a recent family barbecue.

The 30-year-old, who shares sons Sean Preston, three, and Jayden James, two, with Spears, accepted an invitation to join the feast on Sunday, reports People.com.