The 16-year-old Chanel model, who was donning a red cropped blouse, blue jeans and a pair of white sports shoes, seemed not to be in a good shape as she was seen coughing while clutching her tiny tummy, reported Ace Showbiz.
Her father had previously expressed his worries about his beloved daughter's career.
"To be honest, I'm quite worried. I wasn't expecting all this to happen to Lily-Rose, especially not at this age. But it's her passion and she's having fun. She knows I'm always there for her," Depp had said.