A video depicting a dog disguised as a giant spider was the most-shared item on YouTube this year.

The Mutant Giant Spider Dog video was shared more than 100 million times online.

Second on the list is Nike Football: Winner Stays - featuring Neymar, Cristiano Ronaldo and Wayne Rooney - shared 99 million times.

That's followed by a three-minute First Kiss video in which 20 strangers were asked to lock lips.