Popular YouTuber CarryMinati (Ajey Nagar) has joined the cast of Ajay Devgn Ffilms’ Mayday. He will play a social media sensation in the film too. He will join the unit for shooting next week. The film, which is being shot in Hyderabad from Dec. 11, stars Amitabh Bachchan, Ajay Devgan, Rakul Preet Singh, Angira Dhar and Aakanksha Singh.