Monsters University held on to the top spot at the box office this weekend, but got better competition than anyone thought from The Heat. The Sandra Bullock/ Melissa McCarthy team-up brought in $40 million and blowing past the other new release this week White House Down. Channing Tatum and Jamie Foxx fell short of expectations bringing in only $25 million for a fourth place finish.

World War Z held up well in its second weekend with almost $30 million for a total domestic gross of $123.7 million in two weeks. Man of Steel continued its rise becoming the second highest grossing movie of the year behind Iron Man 3. The Superman reboot has crossed $500 million worldwide.

1. Monsters University- $46.1 million/ $171.0 million

2. The Heat- $40.0/ $40.0

3. World War Z- $29.8/ $123.7

4. White House Down- $25.7/ $25.7

5. Man of Steel- $20.8/ $248.6

6. This Is The End- $8.7/ $74.6

7. Now You See Me- $5.5/ $104.6

8. Fast & Furious- $2.4/ $233.3

9. Star Trek Into Darkness- $2.0/ $220.5

10. The Internship- $1.4/ $41.7