"The couple was taking wedding photos in front of the homes on the picturesque MacDougal Alley, a gated residence in Greenwich Village," an eyewitness told ET. "During the romantic shoot, the groom spotted The Weeknd in a parked SUV."
"[The groom] approached the car and asked him if he would join in the photos and he agreed!" the eyewitness added. "Selena waited in the car, but passed along her well wishes!"