Last weekend, pictures went around the world that appeared to show the Duke of Cambridge shedding a tear while visiting the Taj Mahal during his royal tour of India.

Much was made of the poignancy of the Prince's visit, as he was retracing the steps taken by his mother, Diana, 24 years earlier. Indeed, William described the visit as "overwhelming" – although dedicated hunters of the Royal Tear wondered whether this was a genuine show of waterworks or simply an example of the arid Agra air irritating the future King's eye.

Either way, William managed to hold himself together and the overwhelming emotion – or dust particle – soon passed. The same, however, cannot be said for the following fellas, who opened the floodgates for famous men around the world to show their emotions while on camera...