Rihanna still hasn't finished working on 'Anti', songwriter Sia reveals
Bajan pop-star took four songs from Sia earlier this month
Rihanna announces Anti World Tour featuring six UK dates
The Weeknd and Big Sean will support in London, Manchester, Glasgow, Coventry, Cardiff, Sunderland and Dublin in June 2016
Rihanna reportedly set to release new album 'Anti' this week via Tidal
Singer's eighth studio record believed to be due on Friday (November 27)
Rihanna teases fans waiting on new album with 'Anti Diary' website
Singer is believed to be close to finishing her eighth studio album
Rihanna cancels Victoria’s Secret Fashion Show gig to finish new album 'Anti'
Pop star was expected to perform at event next week
Rihanna releases gory epilogue clip for 'Bitch Better Have My Money' video
The violence of 'Bitch Better Have My Money' has been compared to Quentin Tarantino films
Rihanna pens £16m sponsorship deal with Samsung
Consumer tech titan want Rihanna to help promote Galaxy products
Rihanna on racism in the music industry: 'It never ends'
"It's the thing that makes me want to prove people wrong," says the singer.
Rihanna announces new album 'Anti' and unveils its artwork
No release date given for singer's eighth album
Rihanna on Chris Brown: 'We're not friends but I will care about him until the day I die'
Brown was convicted of assaulting the star in 2009