The singer was shot at by some unidentified assailants in Punjab's Mohali on Friday night.
Harvinder Singh alias Happy, a resident of Baddi in Himachal Pradesh, was arrested this morning, they said.
The Haryana Police has taken him for interrogation, they said.
Parmish Verma's popular 'Gaal Ni Kadni' song has over 118 million views on YouTube.
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