The present invention provides a decorative light hanging system for presenting a lighted outline of a building structure, and includes a decorative lighting strand, a plurality of releasable magnetic alignment holder pairs each pair comprising oppositely charged magnetic disks including a first disk attached to the building structure and a second disk with a conduit mount attached thereon for receiving the decorative lighting strand therein, and a hanger for positioning and aligning the second disks upon the corresponding first disks.