Prince Jackson, 24, has so much love for his sister Paris Jackson! Michael Jackson‘s eldest son took to Instagram to pay tribute to Paris on her 23rd birthday, expressing that she’s “grown” and “learned so much” as she turns another year older. “It’s crazy to think that you’re my lil sister @parisjackson,” he began on an Instagram caption, shared Saturday, April 3. “You’ve grown and learned so much and I couldn’t be prouder of the woman you are and the path you’re going down,” he added.