G.O.A.T.

Calling all gamers! Markiplier stars in great moments in a gaming history classic. ScottDW brings a fruit slicing video game to life, set to dubstep.

From real life twin sisters, The Merrell Twins, to Parker and his videogame character frenemy, this episode highlights all types of duos in an impressive GOAT off.

Cats and dominoes are the dynamic duo you did not see coming. From dance battles to larger than life domino runs to cats hitting bells this is a must watch match up!

Mark Rober creates a squirrel-proof bird feeder right in his own backyard.

With over 200 million views, RocketJump's The Floor Is Lava video turns a classic game into a virtual reality.

David goes to the dentist and puppies try to sing and talk like humans; some babies find it hilarious when other babies are covered head to toe in peanut butter.