Getty ImagesKim Kardashian has tweeted 15,621 times since joining the social media site in 2009.
But do you know what the E! star said in her very first post? Well, you're in luck, because in honor of Twitter's 7th birthday, we're taking a look back at celebs' first tweets to remember all the initial words of wisdom our favorite stars' shared in the Twitterverse.
From the traditional (hello, Ashton Kutcher), to the slightly odd (looking at you, Lady Gaga) to the entertaining (hi, Ellen DeGeneres) tweets, these stars still haven't stopped talking today—much to our social media delight!
Kim Kardashian: "Hey guys it's Kim Kardashian! I finally signed up for Twitter! There are a few fakes so just know this is the real me!!!"
Lady Gaga: "op rehearsing for my video just dance and am now at wmc to perform at the Armani and nervous records party. But I am no nervous record! ..."
Taylor Swift: "apologizing to a very needy cat for being gone so long."
Justin Bieber: "Check out my single "ONE TIME" on my myspace and spread the word for me. Thanks www.myspace.com/justinbieber"
Ellen DeGeneres: "Tis my first twitt-er. Or tweet? Twit? Or tweet? "Twit or tweet everybody." Is this anything?"
Oprah: "HI TWITTERS . THANK YOU FOR A WARM WELCOME. FEELING REALLY 21st CENTURY ."
Jimmy Fallon: "I'm getting started on twitter...."
Zooey Deschanel: "I hemmed. I hawed. I joined twitter. Alas. Reason? I saw "The Cove" this weekend and it blew my mind. Everyone should see this movie. -zd"
Neil Patrick Harris: "My first tweet, peeps. I apologize in advance for my slow learning curve. Nice to (sort of) meet you. It's amazing how quickly 140 charac"
Alec Baldwin: "My first tweet. Maybe I needed a glass of wine beforehand. I feel....so shy."
Ashton Kutcher: "dropping my first tweet"
Khloé Kardashian Odom: "I finally joined twitter! What's up bitches!!!!"
Billy Crystal: "JD Salinger once told me, "If you want to keep in touch with your audience...tweet." Here I am."
Barbara Walters: "This is my first day on twitter All exited. Getting ready to do The View Must get my hair done"
James Cameron: "ryan seacrest told me I had to get on Twitter. So here I am. First tweet. I feel younger already."
Joan Rivers: "testing my new account."