On this day in 2011, Iris first appeared in Pokémon Black & White:
Video: Ash said goodbye to Greninja on this day in 2016
Video: Jessie and James said their goodbyes to their Arbok and Weezing on this day in 2003
Video: Chikorita joined Ash’s Johto team on this day in 2000
Video: May’s little brother Max joined Ash on his Hoenn journey on this day in 2003
Video: Ash caught his first Pokémon in the Johto region, Heracross, on this day in 2000
Video: Ash and Pikachu encountered the mischievous Squirtle Squad on this day in 1998
Video: Pokémon Lucario and the Mystery of Mew premiered on this day in 2006
Video: James was conned into buying a Magikarp in Pokémon the Series on this day in 1998
Video: Pokémon the Movie 2000 premiered in theaters on this day in 2000
Video: Ash and Turtwig earned the Coal Badge from the Rock-type Gym Leader Roark on this day in 2007
Video: Gligar joined Ash’s team in the Sinnoh region on this day in 2008
Video: Ash caught his first Alola region Pokémon Rowlet on this day in 2017
Video: Ash won the Balance Badge from the Normal-type Gym Leader Norman on this day in 2005
Video: Ash won the Trio Badge from the Striaton Gym on this day in 2011
Video: Ash and friends encountered Darkrai in Pokémon The Rise of Darkrai on this day in 2008
Video: Jigglypuff first drew on our heroes’ faces on this day in 1999
Video: Ash caught his first Pokémon, Froakie, from the Kalos region on this day in 2014
Video: Ash said goodbye to Pikachu on this day in 1998 in Pokémon the Series
Video: Ash caught his first Unova Pokémon, Pidove, on this day in 2011
Source: @Pokemon
Source: Pokemon