3. Sia:
.@Letterman you were like a father growing up. I even had bath time interviews with an imaginary YOU involving shampoo bottles and our...
.@Letterman ...SPARKLING personalities. Thank you for the laughs dad. I mean Dave. https://t.co/HDLmNKqwR6 #ThanksDave
4. Oprah Winfrey:
My last HA HA with Dave tonight. #ThanksDave
5. Bette Midler:
WOW! David Letterman is saying goodbye...33 years of superb invention on his part and laughter on ours. That went so fast! I loved it!!
7. Will Arnett:
You made it cool to be smart You made it cool to be witty This pic's truly a dream come true @Letterman #Letterman
8. Betty White:
Tonight is @letterman’s final Late Show. We love each other so much. I will miss him so. But look out -- I'll find him!! #ThanksDave
9. Hillary Clinton:
#ThanksDave—for two decades of laughs, insights, and, yes, even pantsuit jokes. @Letterman, you're a legend. -H
10. Kerry Washington:
11. Melissa Joan Hart:
It's an end of an era!! I'm heartbroken! And I never got to sit in the hot seat! 💔 #ByeDave #DavidLetterman finale and farewell!
12. Harry Connick Jr.:
13. Kourtney Kardashian:
14. Michael Strahan:
15. Elizabeth Banks:
He hasn't said a word and I'm crying. #ThanksDave
16. Jerry Seinfeld:
17. Zooey Deschanel:
18. Olivia Wilde:
Ok Dave this feels like the right time to admit I stole some stuff from the set. Just mugs! I take great care of them! So sorry. I love you.
19. Gina Rodriguez:
It was my first major talk show and I will never forget it. #ThanksDave @Letterman
20. Jessica Chastain:
21. Jessica Alba:
22. Steve Martin:
Congratulations to David Letterman, who I now believe is beginning his third career in show business.
23. Sean Hayes:
24. Connie Britton:
Oh Dave. You are the gold standard, the benchmark. It was the pinnacle of achievement to sit in that chair with you. #ThanksDave #Letterman
25. Cindy Crawford:
26. Josh Groban:
Any other east coast 30 something's getting a little emo on the couch right now. It's just dust....dusty in here.... #ThanksDave
27. Olivia Munn:
28. Sarah Michelle Gellar:
This was my very first interview on @Letterman I was so nervous but he was incredible. You will be missed Dave
29. Reese Witherspoon:
Dave you will be missed! @Letterman xo
30. Jason Alexander:
David Letterman, thank you for the laughs, both live and on air. May your family bring you joy and inspiration & may you laugh 4 all ur days
31. Demi Moore:
You'll always be my Secret Santa @Letterman Happy to show you my gymnastics anytime!! http://t.co/u9Kb8KutF3
32. Sarah Silverman:
Last time I was on #DAVE I wrote him this note
33. Seth Rogen:
Dave sent me this after I was on once and it's one of my most prized possessions. Was always my favorite show to do.