Celebrities also told not to expose "curves"
As music stars begin to gather in LA for this weekend's Grammy Awards, they're being warned to keep their clothes on!
Guests have been sent a memo by TV network CBS telling them to "be sure buttocks and female breasts are adequately covered".
It also advises them not to wear "sheer clothing" or expose "bare fleshy curves".
You can footage of last year's Grammys below: