Robert Irwin Just Graduated High School Early And He’s Only 15!

The Irwin family has a reason to celebrate! Robert Irwin, the son of late TV personality and wildlife expert Steve Irwin, graduated high school a whopping two years early. And that’s not the only recent cause for celebration in the Irwin fam—21-year-old Bindi recently got engaged! The tight-knit family took to Twitter to congratulate each other on their accomplishments.