



With screeching guitar solos, screamo-inspired vocals, and callbacks to the original Batman theme, the song is one humblebrag after the next, and very much fits with the Dark Knight’s sensibilities. READ MORE: ‘The Lego Batman Movie’ Review: Bruce Wayne Has Never Been So Much Fun With his track “Who’s The (Bat)Man,” Fall Out Boy frontman Patrick Stump takes on singing duties. The last time we saw the Lego rendering of Batman ( Will Arnett), he was a hilariously pompous, brooding, and gravelly-voiced blowhard, so it makes sense that his film’s title theme is appropriately self-congratulating. We’re dangerously close to the release of “The Lego Batman Movie,” the spin-off of 2014’s “The Lego Movie” and the second installment in the planned “Lego” cinematic universe, and no matter the medium in which its world, a Batman movie simply can’t exist without a cool theme song to go along with it.
