The 'We Found Love' singer has now amassed over 3.8 billion hits on her videos.
Rihanna On Katy Perry Collaboration: "It's Definitely Gonna Happen"
The 'Talk That Talk' singer says she is still planning to record a song with the 'Teenage Dream' star sometime soon.
Rihanna has promised fans her long-awaited duet with Katy Perry is still on the cards and will be coming out "in a while".
The 'You Da One' singer confirmed the two friends are still planning to team up for a collaboration, after planning to work together for several years.
"We have been working on this for years," Rihanna told Access Hollywood this week. "We still are trying to make a song together, Katy Perry and I.
"The song will probably come out in a while," she teased. "I won't say it's happening right now. But it's gonna happen."
The 'We Found Love' star described 'California Gurls' singer Katy as one of her favourite people in the music industry, and sai the two hang out together as much as their busy work schedules will allow.
She added: "Whenever we're in the same city we try to do something, whether it's seeing each other for five minutes for a hug or whether it's partying all night."
The 'Umbrella' singer was seen rocking a pair of dungarees and a white beanie as she walked hand in hand with her sibling.
Take a look at the true identities of stars such as Rihanna, Macklemore, Eminem, Emeli Sande and Jessie J.
The star has finally premiered the official video for her brand new single.