It has been more than 10 years since movie theaters have seen a Memorial Day weekend this huge for the box office, but thanks to the combined efforts of Disney's "Lilo & Stitch," Paramount's "Mission: Impossible — The Final Reckoning" and multiple holdovers and specialty titles,

“Karate Kid: Legends” kicked off with $7.5 million from 3,809 theaters across Friday and preview screenings — but it won’t be enough to wax off “Lilo & Stitch” or “Mission: Impossible — The Final Reck...