Celebrity PETA Ads By Author Kay Rhodes at Apr 09, 2015 • Category PETA These celebrities are posing on behalf of PETA because they love animals. Hey, so do we!Noah Cyrus PETA Ad 1Noah Cyrus is a big-time animal lover. She has made that clear with this ad on behalf of PETA. 2(Getty) 3(Getty) 4(Getty)Okay, this isn’t so much an ad that stars the Olsen Twins. But it’s still a celebrity-based message on behalf of PETA. 5(Getty) 6(Getty)Marisa Miller Naked for PETA 7Look who is pregnant… and nude! Marisa Miller shows off her body and her passion for animals in this hot photo.