Described herein is a building panel and related building systems, the building panel having a first major surface opposite a second major surface, the building panel comprising a core comprising a first body comprising a first fibrous material; and a second body comprising a second fibrous material, a veneer facing layer coupled to the core, the veneer facing layer comprising a plurality of perforations.

An acoustic baffle system that includes an acoustic baffle coupler, an acoustic baffle, and one or more fasteners to secure the acoustic baffle system to a ceiling. The acoustic baffle coupler includes a body comprising an upper end, a first lateral end, a second lateral end, a lower end, a slot defined in the upper end and extending from a first end to a second end, a first channel defined in the first lateral end and extending from the first end to the second end, and a second channel defined in the second lateral end and extending from the first end to the second end. An acoustic baffle is secured into the first and second channels of the acoustic baffle coupler. The one or more fasteners are disposed within the slot of the acoustic baffle coupler and the one or more fasteners are secured to the ceiling.