LOS ANGELES (AP) _ SANDRA BULLOCK AND MELISSA MCCARTHY BROUGHT ``THE HEAT'' AGAINST CHANNING TATUM AND JAMIE FOXX AT THE BOX OFFICE.

   THE FOX ACTION-COMEDY STARRING THE FUNNY LADIES AS MISMATCHED POLICE DETECTIVES EARNED $40 MILLION IN ITS OPENING WEEKEND, TOPPING THE $25.7 MILLION DEBUT HAUL OF SONY'S ``WHITE HOUSE DOWN,'' ACCORDING TO STUDIO ESTIMATES SUNDAY.  ``WHITE HOUSE DOWN,'' WHICH FEATURES TATUM AS A WANNABE SECRET SERVICE AGENT AND FOXX AS THE PRESIDENT, CAME IN FOURTH PLACE.

   DISNEY'S ANIMATED PREQUEL ``MONSTERS UNIVERSITY'' REMAINED THE VALEDICTORIAN IN ITS SECOND WEEKEND, EARNING $46.1 MILLION IN THE TOP SPOT AT THE BOX OFFICE.

   PARAMOUNT'S ZOMBIE DRAMA ``WORLD WAR Z'' ALSO TOOK ANOTHER BITE OUT OF THE OFFICE IN ITS SECOND WEEKEND WITH $29.8 MILLION IN THIRD PLACE.

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