Arjun Kapoor the actor featured in R.Balki’s forthcoming flick ‘Ki & Ka’ with Kareena Kapoor Khan, says he felt like a child when he shot with legend Amitabh Bachchan for his upcoming film. Sr.Bachchan,73 will be seen making a silver with Jaya for the film. Directed by R Balki, 'Ki & Ka' revolves around gender equality. Arjun plays the role of a house husband, while Kareena plays a career-oriented woman. Arjun tweeted."A surreal moment when you work with coolest actor/star in our industry. Felt like a child on set with him Amitabh Bachchan," Amitabh and Balki had already worked together in 'Paa', 'Shamitabh' and 'Cheeni Kum'.Ki& Ka is all set to release this Friday on April 1.