By Breaking Celebrity News Staff

Where’s Harry Potter’s Cloak of Invisibility when you need it?

Emma Watson had a near-nip slip on the red carpet at the Los Angeles premiere of The Perks of Being a Wallflower Monday, bashfully smiling after she realized the wardrobe faux pax, and Breaking Celebrity News has the pics.

The 22-year-old actress -- perhaps anticipating possible problems -- wore a nude jelly nipple cover for added protection. She looked gorgeous as usual, wearing her hair slicked back in a nude gown with thin straps.