Jean-Baptiste Hêche, the pianist, showcases “From the Street to the Stage” at Victoria Hall, accompanied by invited artists including Sammy Jacot on trumpet, Mathias Frühstück on percussion, Florian Beffa on accordion, Ruedy Constand on flute, and Poline Renou as soprano. The program features works by Mozart, Brahms, Ravel, and some unexpected pieces, guided by the lively presence of hosts Julien Chaix and Joy.