This archive of Donkey Kong Country Return's flash site has the following issues:

- The videos in the Monkeying Around section are missing.
- The Video Gallery won't load videos, even if they're archived.

List of missing videos:
http://media.nintendo.com/dkcr/data/videos/dk-roll.flv - Barrel Roll
http://media.nintendo.com/dkcr/data/videos/dk-pound.flv - Ground Pound
http://media.nintendo.com/dkcr/data/videos/dk-cling.flv - Cling
http://media.nintendo.com/dkcr/data/videos/dk-blow.flv - Blow
http://media.nintendo.com/dkcr/data/videos/combo-jet.flv - Barrel Jet with Diddy Kong
http://media.nintendo.com/dkcr/data/videos/combo-roll.flv - Kong Roll with Diddy Kong
http://media.nintendo.com/dkcr/data/videos/diddy-jet.flv - Barrel Jet
http://media.nintendo.com/dkcr/data/videos/diddy-cartwheel.flv - Cartwheel Attack
http://media.nintendo.com/dkcr/data/videos/diddy-peanut.flv - Peanut Popgun
http://media.nintendo.com/dkcr/data/videos/diddy-popgun.flv - Popgun Pound
http://media.nintendo.com/dkcr/data/videos/gameplay-twoplayer.flv - Play with Friends & Family
http://media.nintendo.com/dkcr/data/videos/gameplay-superguide.flv - Super Guide
http://media.nintendo.com/dkcr/data/videos/gameplay-barrels.flv - Barrels of Fun
http://media.nintendo.com/dkcr/data/videos/gameplay-rambi.flv - Ride with Rambi
http://media.nintendo.com/dkcr/data/videos/gameplay-minecarts.flv - Manic Mine Carts
http://media.nintendo.com/dkcr/data/videos/gameplay-puzzle.flv - Collectibles & Secrets
http://media.nintendo.com/dkcr/data/videos/gameplay-cranky.flv - Cranky Kong's Shop

As of July 7 2020 the official website is still up, but Nintendo has blocked access to certain videos.