The first lady is already on Twitter as @MichelleObama, an account run by the president’s campaign. That account has been mostly inactive President Obama won reelection last November.

The first lady’s staff in the White House will run this new account. Much like her campaign account and other White House Twitter accounts, including the president’s, tweets sent personally by Michelle ObamaMichelle ObamaFirst lady offers touching farewell to White House staffers Michelle Obama on election night: 'I went to bed' The Hill's 12:30 Report MORE will be tagged “-mo.” Staff sent the first tweet.

The new account launched just in time for the first lady to receive a new batch of followers for her birthday, and it helps that she already got a re-tweet from the White House, bumping her follower count up to nearly 5,000 within the first half hour of its launch.

She also received a few birthday greetings earlier in the day from members of Congress, including Reps. Karen BassKaren BassLa. rep picked to lead Congressional Black Caucus The Hill's 12:30 Report Lawmakers, stars collide at 'Queen of Katwe' premiere MORE (D-Calif.) and Tim Ryan (D-Ohio).