The 24th Kolkata International Film Festival got off to a starry start on Wednesday with movie stars Amitabh Bachchan, Jaya Bachchan, Shah Rukh Khan and Waheeda Rehman sharing the stage with the host, West Bengal chief minister Mamata Banerjee. But innumerable giant photos of Mamata Banerjee plastered at the popular main venue of the festival - the Nandan Auditorium Complex - has sparked a debate, especially after a filmmaker was publicly critical about "excess" at a panel discussion at the venue itself.