Telugu star Allu Arjun and his wife Sneha Reddy, who have been married for five years, are expecting their second child. The couple already have a son named Ayaan."Happy to share that my family is growing a little bigger. Another baby arriving soon," Arjun wrote on his Twitter page.According to a family source, the delivery is due in November.Sneha was spotted with a baby bump last week when she accompanied Arjun during Haritha Haram event.Arjun, who was last seen in Telugu blockbuster "Sarrainodu", will next be seen in a yet-untitled project with director Harish Shankar.