This week, Demi Lovato stuns in a new makeup-free selfie, Dane Cook spends some time at the Children's Hospital and Khloe Kardashian celebrates 38-million Instagram followers with one adorable shot of North West.
And, Kylie Jenner shows off her hot bod in one super sexy selfie, Paris Hilton escapes the winter weather for some beach-side sunshine and Aziz Ansari shares some awesome photos from his trip to India.
Plus, Julianne Hough bonds with Vanessa Hudgens on the set of "Grease Live," Carmen Electra shares a sneak peek from her sexy new project and the ladies of the "Real Housewives of New York City" put the drama behind them for one fabulous holiday party!
Click "Launch Gallery" above to see these stars' personal pics and even more celeb selfies in this week's best celebrity TwitPics!