Puerto Rican singer Luis Fonsi's Despacito has become the most watched video of all time on YouTube. The video was first released in 2017 and was an instant hit among people all across the globe. The video also records for fastest 2 billion, 3 billion and 4 billion views. Ed Sheeran's Shape of you is the closest challenger to Despacito which is more than 2 billion views less. The list was announced by Youtube on Tuesday.