Rihanna took it to her Twitter page @rihanna to announce the date of either her new single or her album. She posted the below pic with the date November 23rd.

We hear that Rihanna is working with Justin Timberlake, Tyson Ritter of the All-American Rejects, Drake, Ne-Yo, Akon and more for her upcoming project.

Last week, Rihanna shot her cover for her fourth album with Ellen von Unwerth in Berlin!

Rihanna’s New Album Cover Shoot (video below)

Source: http://www.twitter.com/rihanna