New Delhi, May 18 -- JJ of Austria was crowned the winner of the 69th Eurovision Song Contest, held in Basel's St. Jakobshalle arena, marking an emotional victory for the singer and a triumphant return of the contest to its birthplace.

The Austrian artist moved audiences with his haunting, falsetto-laced ballad "Wasted Love," which he reprised in a celebratory encore performance enhanced by a techno remix. Visibly overwhelmed as confetti rained down, JJ teared up during his acceptance, exclaiming in disbelief at the result.

The competition saw intense fluctuations during the national jury voting - which accounts for 50% of the overall vote - with Austria and host nation Switzerland repeatedly swapping the top position. While Sweden, Fin...