The "Meeow" episode "Maisie in the Rainforest" will be found this year when it uploadeed by users on YouTube or Archive.org
From The Lost Media Wiki
The 6th episode of "Meeow" called "Maisie in the Rainforest" that aired in 2000 will be partially found soon after I contacted one of the producers Robin Lyons and Robert Brown, and it also will be upload by users on YouTube and Archive.org this year. More Oshiete! 3 Shimai episode found?