Happy birthday, Mr. President! Stars and more tweet wishes for Obama's big day

/ Source: TODAY

President Barack Obama celebrated his birthday Tuesday, and the occasion sparked social media fanfare from other very familiar faces.

US President Barack Obama (C) smiles as the audience sings 'Happy Birthday' to him despite his birthday is on 04 August, at the Young African Leaders Initiative (YALI) Mandela Washington Fellowship Presidential Summit, in Washington DC, USA, 03 August 2015. The three-day summit brings some 500 of sub-Saharan Africa's young leaders to meet with President Obama and leading US entrepreneurs, government officials, and civil society representatives.Michael Reynolds / EPA

Stars, fellow politicians and famous friends took to Twitter with best wishes as president No. 44 turned 54.

Celebrities ...

Networks and TV shows ...

Politicians ...

We got in on the fun, too!

And, of course, first lady Michelle Obama had a heartfelt message for her husband, writing, "Happy birthday to a loving husband, wonderful father and my favorite dance partner. 54 looks good on you, Barack! -mo."

Follow Ree Hines on Twitter and Google+.