Celine Dion certainly knows the power of love ...reveling in the adoration she's getting from fans as she returns to the spotlight -- people were eating it up ahead of her Olympics gig.
The singer, who's set to perform with Lady Gaga at the opening ceremony for the 2024 Paris Olympics, received the warmest of welcomes from fans Thursday night in the City of Lights.
CD was decked out in full Dior ... and greeted with screams and chants as she left her hotel.