Céline Dion Parodies Grinch in Christmas Eve Instagram Video

Céline Dion brought a touch of holiday whimsy to her social media followers on Christmas Eve, donning a full Grinch costume for an Instagram video that parodied the iconic character's solitary schedule from the 2000 film "How the Grinch Stole Christmas."

In the December 24 post, the 57-year-old singer sat by a fireplace, her face covered in bright green makeup and furry green attire reminiscent of Jim Carrey's portrayal of the grumpy holiday antihero. A small dog, dressed with reindeer antlers to mimic the Grinch's loyal companion Max, rested on her lap. Dion opened the clip by talk-singing the chorus of her 1996 hit "All By Myself," a cover of Eric Carmen's 1975 ballad that peaked at No. 2 on the Billboard Hot 100.

She then launched into a humorous monologue, declining an invitation from the Whos in Whoville with a packed itinerary. "The nerve of those Whos, inviting me down there on such short notice. Even if I wanted to go, my schedule wouldn't allow it," Dion said in a gravelly voice. Her list of commitments included exercising her voice at 4 p.m., waking her children at 4:30, solving world hunger at 5 but telling no one, jazzercizing at 5:30, dining alone at 6:30—"I can't...