A Wooden board with 27 water-filled wine glasses stands in front of Gaurav Kotian as the musician patiently waits for Celine Dion’s My Heart Will Go On to begin.

As the Titanic theme picks up pace, he tinkers with the glasses, his fingers deftly caressing the rims to produce sweet and lilting sounds in sync with the track playing in the background. This is one of the videos posted on Gaanabajaana.com by the city-based 19-year-old, who joins the band of a handful of glass harp players in the world.