Stunning Cocktail Dresses, Formal Ball Gowns and Little Black Dresses – Evenings by Mon Cheri has Every Social Occasion Covered This line provides a wide range of silhouettes including playful swing skirts, informal tea-length dresses, voluminous ball gowns and form-fitting evening gowns. Fabulous details like tie back halters and removable flower accents allow each dress to make a bold statement. Evenings by Mon Cheri combines fine fabric with the ideal fit for the perfect night out. We carry a full line of Mon Cheri Evenings in addition to these shown. BonJour Madame offer's the largest selection of mother of the bride and groom dresses, gowns, evening dresses, and sportswear for the plus sized women in Chicago. We also carry a large selection of Missy and some Petite sizes.