Today marks quite the historic day!

In case you’re not up to speed, the Supreme Court ruled that DOMA (Defense of Marriage Act) was unconstitutional and dismissed Prop 8 – making same-sex marriage legal in the state of California. Celebrities all over have been spreading their support for marriage equality for quite some time so you can imagine how the world of Twitter reacted when the news broke.

Related Article: Red Round-Up: Stars Show Support For Marriage Equality

See how stars like Ellen DeGeneres and Lady Gaga responded to this huge step in our country!

Jennifer Lopez: “Today is history!!! One that makes me proud of #SCOTUS #DOMA and equally proud of @TheFostersABCF #history #loveforall

Sophia Bush: “This is a great day to be an American. Goodbye #DOMA. Hello #equality. What an amazing first step.”

Lea Michele: “What amazing and beautiful news today! Goodbye #doma goodbye #prop8! #LoveIsLove!!!”

Mark Ruffalo: “Hey! You know what? The Kids Are All Right! Defense of marriage falls! We chose love over hate! Goodbye #DOMA

Sarah Hyland: “Proud to be an American on a day like today. #DOMA found unconstitutional. Equality and love overrule <3”

Tegan and Sara: “AND DOWN #DOMA GOES!!! WHAT A HUGE DAY FOR AMERICA !!! CONGRATS EVERYONE!!!”

Ricky Martin:#PROP8 IS GONE! #DOMA IS GONE! #SCOTUS #LoveIsLove

Ben Affleck: “Big news from the Supreme Court. Goodbye #DOMA #Prop8. Hello #equality.”

Ellen DeGeneres: “It's a supremely wonderful day for equality. Prop 8 is over, and so is DOMA. Congratulations everyone. And I mean everyone.”

Kevin Bacon: “Great news today!! #domafail #prop8

Leonardo DiCaprio: “Historic day. Well done #SCOTUS. RT @GLAAD: Supreme Court affirms that #DOMA is unconstitutional!”

Russell Brand: “If you're gay married in California your gay marriage is now legal. Good. #allmarriageisabitgay

Alyssa Milano: “A big day for equality and human rights. I'm smiling so big right now.”

Lady Gaga: “We stand tall today.#DomaStruckDown So many fought for so long. Be proud, the prejudice are now the minority.”

Kristen Bell: “.@daxshepard1 will you marry me? Xo #marriageequality #loveislove

Dax Shepard: DOMA is dead. Prop 8 is dead. Now let's bring my big, gay marriage to @IMKristenBell to Life!!!!

Neil Patrick Harris: "And Prop 8 was dismissed?!? Huzzah! Christmas comes six months early this year! (Less one day…)"

Jesse Tyler Ferguson: "Remember the old days when #DOMA was around and gay people couldn't get married in California? Crazy right!?"

Demi Lovato: "Gay, straight, lesbian, bi.. No one is better than any one else. What an incredible day for California AND for equality."