but first, let me take a selfie you but first, let me take a selfie your favorite song. obnoxious. when i hear it on the radio. self-indulgent there. with this rash of nudity in the news seems star do want to keep their selfies to themselves. but not just celebrities that are baring their bodies. young teens and tweens are getting into the act, shamelessly stripping down at an alarming rate. why now? why now so fashionable to undress? up all nightline with abc s paula faris. reporter: just when you thought television couldn t shock you anymore this is awkward. reporter: enter the naked reality show. [ bleep ] just hanging out. reporter: contestants bare their souls and their bodies. oh, my god. reporter: on discovery naked and afraid. contestants are left in hostile environment, no water, food or clothes. hi, how are you doing?