The boutique that has the BEST prom dresses in Massachusetts., , Bettyonces Boutique, Inside South Shore Plaza Mall in Braintree Mall , 2nd Floor above Target, across from The North Face, Mermaid Spaghetti Straps Corset Pink Long Prom Dress with Slit PSK617 Pgmdress Pink Corset Prom Dresses Where to buy prom dresses in Boston, Massachusetts Juliette Prom Dress Strapless Satin Corset Slit Gown Selene Couture POV: you chose pink and stole the spotlight Style CC3902 crystal beaded corset, soft tulle shimmer, and a high slit for that perfect prom walk. flirty, sparkly, and so main character. #PromDress