Gill was born as Jasdeep Singh Gill and he hails from Jandali village near Khanna. He studied at Gobindgarh Public College where took up two practical subjects, music and physical education. He was trained to sing in local youth festivals. He bagged the second position four times consecutively. He struggled for three years before his debut and had to wash cars in Australia. Gill made his debut in 2011 with the album Batchmate which became an instant success with the hit song ”Churiyan”. In 2012 he followed this up by releasing the single ”Vigrey Sharabi”. In January 2013 he released his second album ”Batchmate 2”, which became an even bigger hit than the previous album, and included the song ”Lancer” with lyrics by Narinder Batth. He followed this up with the hit song ”Classmate” that featured in the movie Daddy Cool Munde Fool. In September 2013 he came out with another single, ”Pyar Mera”. After the successful release of his album Replay, he released the single ”Nakhre” in 2017. Gill made his acting debut on the big screen in Mr & Mrs 420. He followed this up with Dil Vil Pyar Vyar. He paired with Roshan Prince and Simran Kaur Mundi in the romantic comedy Mundeyan Ton Bachke Rahin. Gill signed to make a film with Gauhar Khan in February 2015, titled Oh Yaara Ainvayi Ainvayi Lut Gaya, which marked her debut in Punjabi films. He also starred in Channo Kamli Yaar Di alongside Neeru Bajwa. He also starred in Happy Phirr Bhag Jayegi, alongside Sonakshi Sinha, Diana Penty and Jimmy Sheirgill.