WELLESLEY – Waterstone at Wellesley will welcome leading floral design professional Bill Graham for a presentation called “Little Black Dress” on Wednesday, Feb. 20 at 2 p.m. Graham will offer tips for perfectly accessorizing your little black dress. He owns the gift and floral shop Beautiful Things, Ltd. in Salem, Massachusetts. He is a member of the prestigious American Institute of Floral Designers, the American Academy of Floriculture and the Professional Floral Commentators Institute. This event is free and open to the public, but an RSVP is required. Call 781-235-1614 to RSVP. Waterstone is located at 27 Washington St., and includes 134 apartments for seniors 62 and older. It features independent and assisted living rental apartments. For more information, call 781-235-1614.