Billie Eilish flashing her bare legs doesn't happen every day. The 19-year-old pop sensation, known for her baggy cover-ups and keeping the flesh out of sight, this week posted a rare shot of her killer pins as she admitted she hadn't slept in days. The "bad guy" singer, who has racked up over 5.6 million likes from the off-beat snap, is now also in the news for the photo that came before it as she showed off one full set of lips. Check out both below.