Backstage Gathering Dress in Yellow. - size S (also in ) Backstage Gathering Dress in Yellow. - size S (also in ) 100% viscose. Hand wash cold. Unlined. One shoulder styling. Elasticized neckline. Flounce bodice overlay. Ruffle trim. BACK-WD259. 28 704 946. Backstage is an Australian made clothing label that has street style, a bit of glam and a lot of rock. Backstage is influenced by music & the arts. Sequined, striped, or draped, Backstage is a line designed for girls with a rock and roll attitude.