An organizing and installation device for Icicle lights has a hanging assembly. The device includes a hanging unit having a plurality of rods which are arranged vertically and approximately in parallel; wherein at a top of each rod is connected with an upper wire; and a lower end of each rod is connected with a lower wire. Each rod is installed with a plurality of clips or other fastening devices. A plurality of upper support clips are arranged on the upper wire; and a lower stabilizing clip has a connecting wire to connect the lower clip to the lower wire or rod. The upper and lower wires are made of flexible materials for easy installation around the corner and easy folding away storage. The upper support clip has two clamping tongues and a wire organizing space; and the space has a flexible notch to receive and release electrical and upper wire. The clips or other fastening devices on rod are elastic C-rings, adhesive tapes, velcro, flexible string or snap-on clips.