https://tcrf.net/The_New_Tetris#gpszCanadaSlogan
Pretty interesting, considering that it’s the only (as far as I know) BoC related easter egg in a game, let alone an obscure Tetris game for the N64.
It’s also known for an infamous dev rant, simply known as DaveRant, or TetrisRant, which are paragraphs of rants and a goodbye letter to the dev company, since it was his last game in there.
It also includes other hidden messages too.