BULLOCK'S BABY NO. 3!

'Speed' star puts brakes on career

DEVOTED mom Sandra Bullock says she's from Hollywood to focus on her two kids. But sources tell The National ENQUIRER baby-crazy Bullock and beau Bryan Randall are secretly angling to adopt another child!

"Sandra and Bryan have a good life and are so happy raising the kids together, but they'd love to have one more," spills an insider.

"The process is already in motion, all the paperwork is done, and they're basically waiting for the call that they can go pick up their baby!"

Though her latest rom-com "The Lost City" had a solid box-office debut, sources dish