Pokemon yellow GameShark cheats

Surfing Pikachu:
the following code will unlock Surfing pikachu
Note: Pikachu must be in the first position and these codes will make every move that pikachu has surf.

013972D1
013973D1
013974D1
013975D1

This will not glitch the game if you set the switch to normal and turn it to on after the game starts . To play the mini game, simply travel to the Surfing Guru south of Fuchia City and talk to him.

Pacific Pikachu:
013972D1
015563D1