Katy Perry: Pop Stars Need to Keep Their Clothes On

Katy Perry doesn't believe sex is the only thing that sells. "I mean, it's like everybody's so naked,"

Perry, 29, recently told NPR about her pop star peers. "It's like, put it away. We know you've got it. I got it, too. I've taken it off for – I've taken it out here and there."

Added the "Unconditionally" singer, who wouldn't call out anyone in particular,

"I'm not necessarily judging. I'm just saying sometimes it's nice to play that card, but also it's nice to play other cards. And I know I have that sexy card in my deck but I don't always have to use that card."

She also said, "Females in pop –
everybody's getting naked. I mean, I've been naked before but I don't feel like I have to always get naked to be noticed. But it's interesting to see ..."