Gisele Bundchen and QB hubby Tom Brady threw a christening party yesterday for their 2-year-old son, Benjamin. The couple, who wed in a Catholic ceremony in 2009, invited a group of close family and friends to the intimate affair at their new $20 million Brentwood mansion.

PHOTOS: GISELE BUNDCHEN

We’re told they’ve just moved in to the astonishing, 22,000-square-foot pad, complete with eight bedrooms, a lagoon-shaped pool and a spa, and planned to use the occasion to show off the huge house.