"21" "21" is released by Columbia Pictures, an affiliate of Sony Entertainment. It raked in 23.7 million US dollars during its first weekend (from the 28th to the 29th) in the North American market, replacing the animated film "Horton Hears a Who!" to become this week's box office champion. "21" started showing in more than 2600 movie theaters in North America on the 28th of this month.