Stars Tweet 30th Birthday Wishes to Britney Spears

Happy 30th birthday, Britney Spears! The pop icon and doting mother of two’s celebrity friends, from Justin Bieber to Christina Aguilera, helped to celebrate her big day on Friday by posting kind words on the “Hold It Against Me” singer’s Twitter page.

“Happy birthday shoutout to my friend @britneyspears,” Justin Bieber posted on his Twitter yesterday afternoon.

Fellow pop artist Rihanna expressed her love for the Mississippi native tweeting, “HAPPY BIRTHDAY @britneyspears love ya!”

Christina Aguilera, who rose to fame around the same time as Britney back in 1999, didn’t forget to wish her a great day either posting, “Happy 30th birthday @britneyspears!!!”

Nicki Minaj wrote, “Happy Birthday to a fellow SAG & beautiful ICON,” on her Twitter after hitting the road with Britney on her recent Femme Fatale tour.

Former N’Sync group member Lance Bass joked around with the birthday girl about her age on Twitter,” @britneyspears Happy 30th grandma!!!

Black Eyed Peas artist Will.i.am thanked the “Gimme More” singer for her commitment to music writing, “Happy birthday @britneyspears...you are the best...im proud of your love and dedication to music...happy birthday.”

Keeping Up with the Kardashians star Kim Kardashian, 31, welcomed Britney into the 30s club with a Twitter message, “Happy birthday to the beautiful Miss Britney Spears! Welcome to the 30’s club, Brit!! I wish you all the best for this next year and beyond. You’re going to love your 30’s! I love you and hope you have a magical day. Xo.”