Reports suggest police blocked Rihanna's attempt to play free gig for Baltimore protesters
Emails have emerged indicating that the star wanted to perform in the city during May
Korn transform Rihanna's 'Bitch Better Have My Money' into heavy metal anthem – listen
Nu-metal band give pop single a head-banging twist
Rihanna 'wanted to surprise people' with 'Bitch Better Have My Money' video, says co-director
Singer's brand new video was premiered this week and features scenes of violence and nudity
Rihanna kidnaps and tortures accountant's wife in NSFW 'Bitch Better Have My Money' video – watch
Video was co-directed by Megaforce, who have previously worked with Two Door Cinema Club
DC Comics takes steps to stop Rihanna from trademarking her birth name Robyn
The company argue that it is too similar to Batman character Robin
Rihanna performs 'Bitch Better Have My Money' and 'American Oxygen' on 'Saturday Night Live' - watch
The pop star showcases tracks from her forthcoming album 'R8'
Rihanna: 'I don't give a dick about privacy anymore'
Singer also reveals that she hasn't had a break for over two years
Rihanna unveils 'American Oxygen' video featuring 9/11, Ferguson footage – watch
Song said to be inspired by Bruce Springsteen's 'Born in the USA'
Rihanna's new single 'American Oxygen' inspired by Bruce Springsteen
Co-writer says Springsteen's 'Born in the USA' inspired the single which took a year to write
Rihanna co-writer on plagiarism claims: 'A lot of things change when one is granted success'
The singer's new single 'Bitch Better Have My Money' accused of copying US rapper Just Brittany