Katy Perry-Rihanna not on talking terms over Chris Brown

If reports are to be believed then pop sensation Rihanna’s best pal Katy Perry is very upset with theGood Girl Gone Badstar’s rekindled romance with rapper Chris Brown and even refuses to speak to her.

According to sources, thePart of Mesinger disapproves their recent reconciliation and is barely speaking to her 24-year-old former best pal as she thinks Rihanna is "making a huge mistake" by hanging around with Chris who violently beat her in 2009. An insider told the New York Daily News, "They're barely talking and ever since the couple reunited, there has been tension between them. Katy has been spending a lot of time with pals Robert Pattinson and Kristen Stewart. Katy fears Rihanna is making a huge mistake and doesn't want to be part of it."