"Robots" took in an estimated $36.5 million at the North American box office this weekend, while Vin Diesel's family comedy "The Pacifier" dropped to No. 2 with a $18.1 million estimated gross. 

John Travolta's "Get Shorty" sequel "Be Cool" went down one spot to No. 3 with an estimated $10.2 million take at the box office beating out the new Bruce Willis action movie "Hostage" which brought in an estimated $9.8 million.  

Will Smith's "Hitch" rounded out the Top 5, dropping two spots after earning an estimated $8.7 million this past weekend.