Wish Upon A Star Clip Rainbow Rockahula. Catch a falling star and wear it in your hair! This lovely shimmering star has a trail of grosgrain ribbons, and is set onto a ribbon covered bar clip for a secure grip. Discover the lovely collection of accessories for children from Rockahula in Jo Mami Kids Concept Store. Find in our online store, matching hair accessories, alice bands, pins, headbands, hair ribbons, clips, and many more accessories such as handbags and purses.