Here are some approximate release dates for some N64 games.

12/14/99---------Xena

12/15/99---------Excitebike 64; Space Invaders; Harvest Moon 64

12/18/99---------Roadsters '98

12/22/99---------Worms Armageddon

These are release dates for highly anticipated Pokémon N64 game(s)!

March 3, 2000--------Pokémon Stadium

Middle to late 2000--------Pikachu Genki Dechu