Sometimes betrayal is not a pop song or a text message divorce. Sometimes it is a milder beast.

Katy Perry discovered this after she walked the iHeartRadio Music Awards red carpet on Sunday night. She flashed a smile with quinoa in her teeth, marring her pearly white grin with evidence that celebrities rely on nutrients and not simply praise to survive.

Mashable Top StoriesStay connected with the hottest stories of the day and the latest entertainment news.Sign up for Mashable's Top Stories newsletterBy signing up you agree to our Terms of Use and Privacy Policy.Thanks for signing up!

SEE ALSO:Katy Perry's 'Chained to the Rhythm' is cotton candy political pop

View this post on Instagram

"Currently taking applications for real friends who aren't afraid to tell me if there's quinoa in my teeth," she wrote in an Instagram caption. Are you busy, Ed Sheeran?

View this post on Instagram

---

Featured Video For You

---

This hair dye changes color based on your environment

---