Celine Dion has paid a heartbreaking tribute to her former publicist, Francine Chaloult, following her sad death at the age of 82 on Tuesday.MORE: Céline Dion celebrates amazing milestone after new tour updateTaking to her Instagram, the Canadian singer shared a picture of her sitting next to Francine with her arm around her, and behind them, Celine's late husband René Angélil could be seen holding his wife's hand.WATCH: Celine Dion's health battle explained"Conductor of show business, you masterfully directed the artists who agreed to play a Symphony of Friendship composed by you," Celine began her message.READ: Celine Dion looks glowing in rare photo amid health woes - fans reactRELATED: Celine Dion's 'severe and persistent muscle spasms': a doctor explains the cause"Endearing press secretary, funny and generous, communications strategist, your determination was scary and nothing and no one could resist you. You demanded top billing and spectacular media coverage.