Warner Bros.’ “Weapons” opened at No. 1 at the U.K. and Ireland box office with £2.8 million ($3.7 million), according to Comscore. Disney’s “Freakier Friday” debuted in second place with $2.3 million,

New Line's horror pic and Disney's family comedy delivered a double win for the late summer box office, as well as a victory for two challenged genres.

“ Weapons ,” a twisty horror film about a group of missing children, and “ Freakier Friday ,” a body swap comedy, delivered a potent one-two punch at the box office this weekend, lifting ticket sales as summer movie season draws to a close.