Asides from the unforeseen collaboration with Olympic gold medalist Usain Bolt (full article here), The Official Pokemon YouTube Channel has released a series of animated shorts, "Pokemon Shorts", featuring Pikachu and the newest generation of starter Pokemons: Rowlet, Litten and Popplio.
Currently there are 8 animated shorts on uploaded, each featuring a different scenario around 10 seconds long.
View the entire Playlist here