It’s official: Kourtney Kardashian is in love! The Keeping Up With The Kardashians star, 41, wrote her boyfriend, Travis Barker, the sweetest note on March 22. The Blink-182 drummer, 45, took to his Instagram Story and shared the precious slip of paper with a message from Kourt. “I love you,” the note simply read, with a little heart drawn by the words.