man singing a tune while holding onto a metal pole in a subway car filled with other passengers

man singing a tune while holding onto a metal pole in a subway car filled with other passengers. The subway car has gray flooring and white walls with advertisements in frames above the windows. Some passengers are seated, and others are standing. The singer is wearing a black t-shirt and short black shorts. One seated passenger is looking at his phone and wearing white earbuds. The video appears to be shot from the perspective of another seated passenger.