LOS ANGELES (CBSLA.com) — As news of the Supreme Court’s ruling that same-sex marriage was constitutional in all states, celebrities and prominent LGBT rights advocates tweeted to their, combined, millions of followers to celebrate Friday’s landmark decision.

President Obama noted the ruling’s historical significance in a message to his 61 million Twitter followers, and started a hashtag trend with “#LoveWins”:

READ MORE: LA Metro Considers Getting Rid Of Fares For Low-Income Riders Beginning In 2022

Host of “The Ellen Show” Ellen DeGeneres sent a message to her 44.7 million followers on Twitter that “Love won.” She’s one of the first celebrities to openly acknowledge being gay.

DeGeneres got married in 2008 to actress Portia de Rossi, who posted a photo of herself in her wedding dress:

Actor and consummate performer Neil Patrick Harris, who married his partner David Burtka in Italy in September, thanked the Supreme Court and Justice Kennedy:

READ MORE: Innocent Driver Killed After Short Pursuit Ends In Fiery Crash Near The Grove; Suspect In Custody

Star of the “Star Trek” TV series and gay-rights advocate George Takei tweeted to his 1.6 million followers that the news brought tears to his eyes:

Actress and TV personality Rose O’Donnell, who openly identifies as lesbian, tweeted to her 815,000 followers:

Singer and former member of the pop group “‘N Sync” Lance Bass celebrated the ruling from London:

MORE NEWS: Storm Brings Cooler Temperatures, Rain, Snow To Southern California

Singer John Legend says he was thrilled about the gay marriage ruling, along with the other historic Supreme Court rulings this week on fair housing and the Affordable Care Act.