When the Teen Titans go to the big screen, they go big! “Teen Titans GO! to the Movies” finds our egocentric, wildly satirical superheroes in their first feature film extravaganza—a fresh, gleefully clever, kid-appropriately crass and tongue-in-cheek play on the superhero genre, complete with musical numbers.     The first-ever big-screen version of DC Entertainment and Cartoon Network’s animated TV show stars Greg Cipes (TV’s “Teenage Mutant Ninja Turtles”) as Beast Boy, Scott Menville (TV’s “Spider-Man”) as Robin, Khary Payton (TV’s “The Walking Dead”) as Cyborg, Tara Strong (the “My Little Pony” franchise) as Raven, and Hynden Walch (TV’s “Adventure Time with Finn & Jake”) as Starfire, reprising their…