In Billu Barber, Shah Rukh Khan plays the character Sahir Khan, a famous film actor who returns to his village. The character is named Sahir - not Kabir Khan (from another SRK film), Rizwan Khan (from My Name Is Khan), or simply 'Shahrukh Khan' (which is the actor's real name). The film explores the friendship between a superstar and his childhood friend, the barber Billu.