Dhanush's son, Yatra Raja, faces a Rs 1000 fine for riding a superbike without a helmet and license in Chennai. A circulated video shows the 17-year-old with a guide in Poes Garden, confirmed by his mother Aishwaryaa Rajinikanth. 🎥 Dhanush’s 17-Year-Old Son Yatra Slapped With Rs 1000 Fine for Reckless Superbike Ride Without Helmet and License - Reports.