"Mere Pas Aao" was Amitabh's first playback song from the movie Mr. Natwarlal, which was released at 1979, produced by Tony Glaad and directed by Rakesh Kumar. The film stars Amitabh Bachchan, Rekha, Ajit Khan and Amjad Khan.
Who was the composer of the movie 'Ramaiya Vastavaiya' and which song of this movie has crossed over 20 million views on YouTube?