Marc-Andre Hamelin, Waltzing Away 'Irritation' In your list of pet peeves, one of them has to be cell phones going off in the concert hall. Marc-Andre Hamelin has the panacaea for when this happens. It's his "Irritation Waltz." He plays it in the studio of NPR member station WGBH in Boston, along with the Brahms Intermezzo, Op. 119, No. 1.