Rihanna's "Big News" Announcement Sends Twitter Wild With Speculation

The 'We Found Love' singers fans have been taking to their social networking accounts to guess what the news could be.

Rihanna has sent her fans wild in anticipation after revealing that she is set to announce some "big news" tomorrow (6th December).

The 'You Da One' singer took to her social networking account in the early hours of this morning (5th December) to tease the details.

She wrote: "Big news coming tomorrow! "

Since the post, her fans have been speaking about the possibility of a new album being announced, the singer dueting with Chris Brown at the Grammy Awards 2013 and even that she is pregnant.

Other followers believe the Bajan star will be getting married and taking some time away from music with a collaboration with Madonna also suggested.

Today, the singer has already confirmed details of new tour dates for the UK leg of her 'Diamonds' world tour and could be set to add further shows to the outing.

Check out some of the best responses from fans after Rihanna teased her big news today below: