Rihanna has announced that her new album will be released next month.
Entitled 'Rated R', it will be released on Friday, 20 November.
The singer's new single, 'Russian Roulette', was launched worldwide on radio and on her website yesterday evening.
The single was produced and written by Rihanna's Def Jam Records labelmate Ne-Yo.
Rihanna has also worked with Justin Timberlake on the new album, the follow-up to 2007's 'Good Girl Gone Bad'.
