Sports Illustrated supermodel Chrissy Teigan and her hubby John Legend are all about nipple equality -- they join us to explain their topless photo and why their nips just aren't big deal. Plus, Charlie Sheen joins us to celebrate a milestone -- getting his high school diploma 30 years later! Not finishing high school clearly didn't hurt his career. So, why now? And, 17-year-old Kendall Jenner posts her most provocative photo yet -- too far this time ... or just typical Kardashian family publicity antics?