Did this last year, but I used a toothpick. Really simple and easy!
2016 Simple Red Prom Dresses V Neck Off The Shoulder Satin Custom Made Backless Corset Evening Gowns Formal Dresses Real Image-in Evening Dresses from Weddings & Events on Aliexpress.com | Alibaba Group
Alfred Sung (by Dessy) - Style D503 (long, peau de soie, color: paradise, pictured), D501 (long, dupioni) - peau also comes in colors majestic and italian plum, dupioni also comes in color majestic - swatches available at weddingtonway.com
CHIFFON Long Maxi Bridesmaid Evening Formal Ball Gown Prom Party Dress Plus Size