Thank you so much for all the birthday wishes today! I loved reading them just as much as I loved my teacup cake 🎂 pic.twitter.com/TsUdZe5p8K— Britney Spears (@britneyspears) December 3, 2015
Britney wishes herself happy bday in the most britneyish way possible 💀😂😂 pic.twitter.com/6XVODoga2i— Joanna (@PieceofBritney) December 3, 2015
Miley sent balloons
"Happy Birthday, Britney. She is a great kisser. I'm just telling you that right now ok. No lies."
Happy birthday @britneyspears you brilliant woman you!!!! Hope this next year is filled with laughter, love and health! 😘😘— Gina Rodriguez (@HereIsGina) December 3, 2015
Happy birthday, @BritneySpears! You’re Thritney-Four!— Ellen DeGeneres (@TheEllenShow) December 2, 2015
Happy Birthday to the strongest, most beautiful, and inspiring girl on earth👸💕I love you💕👯 pic.twitter.com/0TGRkvR3Sm— Jamie Lynn Spears (@jamielynnspears) December 2, 2015
https://twitter.com/britneyspears/status/672249527017988096 / https://www.instagram.com/p/-0wODaoalH/ / https://twitter.com/britneyspears/status/672242079997624320 / https://www.instagram.com/p/-0HvhiG8Bt/?taken-by=britneyspears