2015's most watched Youtube videos have been revealed

If 2014 was the 'year of the selfie' then is 2015 the 'year of the lip sync battle'?

Youtube has released its most watched videos of the year and one lip sync battle made the cut, but did it claim top spot?

Here's the top 5 most watched youtube videos of the year.

5. Lip Sync Battle with Will Ferrell, Kevin Hart and Jimmy Fallon

The 'Super Bowl of Lip Sync Battles’. A triple threat match between Will Ferrell, Kevin Hart and Jimmy Fallon takes fifth place. The trio provide their own unique takes on Beyoncé, John Legend and more. The video has been played over 54m times.

4. Love Has No Labels | Diversity & Inclusion | Ad Council

Filmed in Santa Monica on Valentine’s Day, the Ad Council’s ‘Love Has No Labels’ PSA campaign encouraged passers-by to challenge their own bias. The video features a large x-ray screen showing two skeletons hugging, before revealing the real pairings underneath. It has 55m views.

3. Crazy Plastic Ball Prank!!

We don't know if we'd call this one a prank because who wouldn't want to come home to a plethora of playpen balls in their home? The clip raked up 55.9m views.

2. Clash of Clans: Revenge (Official Super Bowl TV Commercial)

A commercial for mobile game Clash of the Clans that plays on Liam Neeson's famous Taken monologue was always going to do well. It's a testament to just how big a figure both Neeson is within contemporary pop culture. The commercial has 83m plays.

1. Silento- Watch Me #WatchMeDanceOn

Pint sized dancer Heaven King claims the top spot. The four year-old, who found fame after appearing on The Ellen DeGeneres Show, can be seen dancing to Silento's 'Watch Me' with a group of friends. The video has over 115m views to date.