LOS ANGELES (AP) - It's a "Monster" at the multiplex. "Monsters University" opens at number-one this weekend. The animated family film reunites the cast and characters from "Monsters, Inc.," and brings in $82 million dollars. It's Pixar's 14th straight film to open in the top spot. "World War Z" opens in second with 66 mil -- Brad Pitt's best opening ever. "Man of Steel" drops third, but has already taken in 210 million.