A promo, Teaser, Whatever you call it, is out for the first episode of Season 4, which airs on 22nd May of coke studio. The much awaited TV music program of this summer is sure to start with a bang. The promo shows the performing artists and without surprises the possible artists as expected are in there. Athar Chanal Zahri & Komal Rizvi combine together for a song. Bilal Khan sings Tou kia Hua, Im an instant fan of the song just after hearing the promo. Mizraab is there finally. Sanam Marvi and the most awaited entry of this year’s Coke Studio, Jal The Band, are going to heat up the summer Coke Studio way. Here’s the Episode 1 Promo of Coke Studio Season 4.