One Shoulder Dresses One Shoulder Occasion Dresses Karen Millen Women's Dresses For Any Occasion Lulus NWOT Black White One Shoulder Long Formal Dress With Ruffle Flower Sz 12 MOB MOG One Shoulder Mother of the Bride or Groom Dresses One Shoulder Mother Of The Bride And Groom Dresses MadameBridal.com 5 MOB MOG dresses perfect for a spring or summer wedding! These dresses feature pops of color and a range of fun and classy necklines like one shoulder, halter, cowl, and V neck.