David Lang Marriage Celebrant will be there to calm the nerves, welcome everyone, tug on the heart strings, and make your wedding ceremony everything you both imagined and more. His professional service ensures everything and everyone is in place, the ceremony runs smoothly and all of the paperwork is filed accordingly. David Lang is based in Willoughby, and services the surrounding areas of Sydney, the North Shore, Northern Beaches, Hunter Valley, Southern Highlands, Central Coast, Blue Mountains and beyond.