April 3. 6 - 9pm. 9411 Battle Street, Manassas. Celebrate the Grand Opening of Amy's Bridal Boutique in Historic Downtown Manassas. Coinciding with First Friday and Founders Day, Amy and the girls are putting on a celebration featuring their new pinup vintage collection of dresses. These dresses are a great alternative to the traditional bridesmaids route. Come see the store, preview the lines and enjoy the fun at First Friday, Founders Day and Amy's Bridal Boutique.