Chennaiyin co-owner Abhishek Bachchan and his spouse Aishwarya Rai Bachchan felt ecstatic after Pelissari's goal.
Kerala and Chennai players fight for the ball.
Pelissari's 87th minute strike ensured Marco Materazzi's men's maintain their pole position in the eight-team league table with 22 points from 12 games - six points clear of second placed Atletico de Kolkata.
Balwant Singh (L) and Raphael Romey scuffle around in order to grab the ball.
Kerala supporters with a mosaic to encourage their team.
Iain Hume heads the ball during Kerala's free kick.
Kerala skipper and goalkeeper David James (L) is subsituted with Sandip Nandy after suffering an injury.
Brazilian midfielder Bruno Pelissari's individual brilliance saw Chennayin FC edge past Kerala Blasters 1-0 to all but ensure a place in the semi-final of the Indian Super League.