A source from Colors, the channel that airs IGT had this to say, "The five Kolkata boys call themselves Underground Authority. On Saturday, they performed their take on Humma Humma (the track appears in Mani Ratnam's Bombay and is picturised on Sonali Bendre among others).
While Sonali Bendre, Sajid Khan and Kirron Kher are the show's judges, Salman Khan was there as a guest judge promoting Dabangg. Sonali and Salman particularly loved their performance. Khan even said that he thought their version was much better than A R Rehman's original composition."
The actor said that he had seen their previous performance on TV and was so moved by them that he had immediately called up his brother Sohail and asked him to call the group and tell the boys that he wanted them to record five songs from Dabangg in a rock version.
The boys thought that the Khan bro was prank-caller and didn't answer the phone. They also deleted all his messages. Salman told the boys he was serious and that they should have taken Sohail's calls."
The boys then played their rock versions of Munni Badnaam Hui and Tere Mast Nain. That night, Salman called up Bhushan Kumar, owner, T-Series (the label that released Dabangg's music) and asked him to book a recording studio for the band to record their songs as he wanted to hear them.
A source from T-Series confirms, "Bhushan got a call from Bhai on Sunday night saying he wanted this
Last night, the two heard the songs. If all goes as planned,