Rihanna helped Katy Perry to get over her divorce.
Katy Perry recently opened up about the aftermath of her split with Russell Brand. She admitted she even considered suicide after recieving a text message from the British comedian asking for divorce in December 2011 and struggled to come to terms with the end of her relationship.
Even though Katy and Rihanna had their ups and downs, including Katy disapproving of Rihanna's on-off relationship with Chris Brown, the 'Pour It Up' singer was there for her friend when she was in desperate need of help.
Katy's close friend reveals to Look magazine: "As soon as Katy called her to say what had happened, Rihanna dropped everything to help. Katy was at her lowest point ever and nobody seemed to be able to get through to her apart from her... She seemed to become Katy's unofficial therapist."
Russell has since moved on to a string of women, while Katy settled down with musician John Mayer, who previously dated Jennifer Aniston and Taylor Swift.
The insider also reveals that Katy is now feeling happier and is determined to be there for Rihanna if she ever needs a shoulder to cry on. He believes that Riri is the main reason Katy managed to overcome her troubles: "If Rihanna hadn't stepped in when she did, who knows where Katy would be these days. She really is an incredible friend."