UPDATE 6:52 PM EST: Caitlyn Jenner has made a statement on Twitter thanking her followers for support, saying:
Another Jenner world record, and at 65? Who'da thought! Humbled & honored to have reached 1M followers in 4 hrs. Thank you for your support.
— Caitlyn Jenner (@Caitlyn_Jenner) June 1, 2015
How awesome is that??
This is a truly monumental moment! Even her first tweet, reading, "I'm so happy after such a long struggle to be living my true self. Welcome to the world Caitlyn. Can't wait for you to get to know her/me," has over 180K retweets and 240K favorites.
She has so much to be proud of! Congrats!