KBC is going on air Sep 6 on Sony channel.u00a0"We were excited to sing along with the Bollywood superstar in 'Kaun Banega Crorepati'," said Neil Nongkynrih, the group's founder and conductor. u00a0"He (Bachchan) jelled so well with the boys and he also appreciated the performance of the choral group. The rest is now for you all to watch on the opening episode of 'Kaun Banega Crorepati' on your TV screen Friday," Nongkynrih told IANS.