It’s beach season, and Nicole Kidman is making full use of the beautiful weather.  She celebrated her 40th (shhhh!) birthday on the beautiful beaches of Sydney, Australia with family and friends. Bondi Beach was the setting for the actress’ last weekend “under the hill.” Her real birthday is June 20th, so her family got a jump on the festivities by having a party for her on the 16th. But Kidman isn’t sweating the milestone birthday.  R...