Britney Spears has defended her mothering skills in a radio interview with Ryan Seacrest.

When asked by Ryan whether she was doing all she could for her two young songs, the pop tart replied: “Oh God, yeah.”

Spears, who is locked in a custody battle with ex-husband Kevin Federline, said: “It’s sad, how cruel the world can be. At the end of the day, you’ve just got to know in your heart you’re doing the best you can.”

Britney Spears has defended her mothering skills in a radio interview with Ryan Seacrest.

When asked by Ryan whether she was doing all she could for her two young songs, the pop tart replied: “Oh God, yeah.”

Spears, who is locked in a custody battle with ex-husband Kevin Federline, said: “It’s sad, how cruel the world can be. At the end of the day, you’ve just got to know in your heart you’re doing the best you can.”