Here is the 1st song of 'Dobaara - See Your Evil' titled 'Kaari Kaari'.
'Kaari Kaari' is sung by Arko & Asees Kaur. The lyrics for the song and the music is composed by Arko.
'Dobaara - See Your Evil' is slated to release on 2nd June, 2017.
[video source - youtube]
In-case you haven't seen it yet, check out the trailer of 'Dobaara - See Your Evil' HERE.