Pop superstar Rihanna announced on Thursday that a new album will be in stores November 21st, while also dropping a single from the as-yet-untitled set.  The new song, "We Found Love," was produced by and features Calvin Harris, and will hit radio October 11th, but you can listen to the track below.  The album, meanwhile, will be Rihanna's sixth, and will arrive in stores just about a year after her last album, "Loud,"  which has sold 1.5 million copies in a year, and reached as high as No. 3 on the Billboard albums chart.