Raj Kapoor's 'Mera NaamJoker' Turned out to be one of his biggest his blockbuster film

New Delhi: Sharing insights about the stardom of Raj Kapoor across the world, his son and veteran actor Rishi Kapoor on Friday said that once the late legendary actor-filmmaker was welcomed in Russia without visa when he was in talks with a Russian circus troupe for his blockbuster film "Mera Naam Joker" in the mid-1960s.