Guitar show piece Free 3D model

Note: highly mesh!This model is fully textured. Both blender and Fbx files are available and an Fbx file worked perfectly fine in 3ds max with textured (checked by me).
Guitar, box and stand are not connected to each other in the Fbx file, while, In the blender file, A guitar model is parenting with a box. you have to move a box to move a showpiece!