Celebrity·Posted on Dec 14, 2019Here Are 29 Of The Best Celebrity TikToks From 2019I literally cannot stop watching them.by Lauren GarafanoBuzzFeed StaffFacebookPinterestTwitterMailLink 1. The time Reese Witherspoon made her first TikTok and officially declared herself a "VSCO mom": 2. The time Will Smith got trippy, funny, and punny at the same time: 3. The time Selena Gomez was basically the absolute cutest person on the entire app: 4. The time Mariah Carey 1000000% won the "Fantasy Challenge": 5. The time Dwayne "The Rock" Johnson put "the rock" in "rock sand": 6. The time Howie Mandel had an actual ~brain freeze~: 7. The time a verrrry pregnant Shawn Johnson did a backflip and absolutely nailed it: 8. The time Miley Cyrus officially welcomed Cody Simpson to TikTok with a dance: 9. The time Terry Crews showed us that, wow, he CAN really dance: 10. The time Arnold Schwarzenegger showed the world is seemingly-successful protein shake recipe: 11. The time Jake Thomas and Adam Lamberg had a *chef's kiss* perfect reunion for the Lizzie McGuire reboot: 12. The time Kesha brushed her teeth and sang "TiK ToK" for the sake of TikTok: 13. The time JoJo Siwa clapped back at anyone who's ever trolled her: 14. The time Kevin Jonas proved he was the most underrated JoBro EVER: 15. The time Britney Spears danced it out because she loved her outfit, and like, same: 16. The time Sam Smith showed off their Irish step dancing skills: 17. The time Post Malone danced his heart out to some Shania Twain: 18. The time David Dobrik went to a party and made a new furry friend: 19. The time Meghan Trainor gave her song "Wave" a whole new meaning: 20. The time Bebe Rexha may or may not have stolen some chocolate: 21. The time Paul Butcher threw it back to his Zoey 101 roots: 22. The time that Steve Harvey lowkey almost drowned this guy: 23. The time Alicia Keys served some lewks in her "Time Machine" vid: 24. The time Jessica Alba did a TikTok dance in full costume and makeup: 25. The time Bob Saget and Dave Coulier got a little ~slim shady~ on the set of "Fuller House": 26. The time Bella Thorne nailed the audition of a lifetime — AKA an Instagram model: 27. The time Spencer Pratt fed some hungie hummingbirds: 28. The time Billy Ray Cyrus got real about this Robby Ray Stewart erasure: 29. And finally, the time Jared Leto was a total fangirl for the lead singer of Thirty Seconds to Mars (LOL):