Lady Gaga and Tony Bennett launched their joint jazz album in Brussels.br br The album 'Cheek to Cheek', which will hit stores on Tuesday (September 23), contains a string of classic jazz standards written by the likes of Cole Porter and Duke Ellington.br br For Gaga, who is known for her outrageous stunts and provocative costumes, the collaboration with Bennett is an opportunity to tone it down.br br SOUNDBITE: Lady Gaga saying (English):br br "In the music industry I became known as the quirky girl from downtown New York that made dance songs for other artists. So I tailored my music to be that way, to get noticed, to be able to travel more and play more shows. I love to sing. But when I met Mr.