When an artist sells out their first-ever gig at Boston’s world-renowned Scullers Jazz Club, people take notice. Especially if that artist is 11 years old. Grace Kelly has been wowing audiences since a pre-teen, her adept saxophone playing and intricate compositions belying her age. But Kelly proved more than just a talented kid with a horn. She has developed into a true artist, capable of fusing a host of differing influences into a unique vision wholly her own.