Littlefoot and The Chipmunk Adventure is the 3rd Land Before Time/Alvin and The Chipmunks crossover film planned to be re-edited by yru17. It's unknown if the film will be shown on YouTube.
Littlefoot, his grandparents, and his firends (along with Ash, SpongeBob, Stan, and their friends) reunite with Alvin, Simon, Theodore, Brittnay, Jeanette, and Eleanor as they race around the world thanks to Claus and Claudia, whom Oogie Boogie, Carface, Killer, Plankton, Dr. Facilier, The Grand Duke of Owls, Lord Rothbart, Scar, Shenzi, Banzai, Ed, Jafar, Maleficent, Myotismon, Hades, Ursula, Ichy and Dil, The Fratellis (Ma Fratelli, Francis Fratelli, and Jake Fratelli), The Machine, Makunga, and Team Rocket (Jessie, James, and Meowth) work for.
- Ash Ketchum, Pikachu, Misty, Togepi, Brock, Celebi, SpongeBob SquarePants, Patrick Star, Squidward Tentacles, Sandy Cheeks, Eugene Krabs, Stan Marsh, Kyle Broflovski, Eric Cartman, Kenny McCormick, Alex, Marty, Melman, Gloria, The Penguins of Madagascar (Skipper, Kwoalski, Rico, and Private), King Julien, Maurice, Mort, Terk, Tantor, Princess Tiana, Prince Naveen, Louis, Ray the Firefly, Mama Odie, Taran, Princess Eilonwy, Fflewddur Fflam, Gurgi, Orddu, Orgoch, and Orwen, Aladdin, Princess Jasmine, Abu, Genie, Iago, Carpet, The Flying Dutchman, Jesse Greenwood, Elvis, Randolph Johnson, Nadine, The Goonies (Mikey Walsh, Brand Walsh, Mouth Devereaux, Data Wang, Chunk Cohen, Andy Carmichael, Stef Steinbrenner, and Sloth Fratelli), Sebastian, Scooby-Doo, Shaggy Rogers, Fred Jones, Daphne Blake, Velma Dinkley, Rex, Woog, Elsa, Dweeb, Aladar, Plio, Yar, Zini, Suri, Baylene, Eema, Url, Crysta, Batty Koda, Chanticleer, Baloo, Bagheera, King Louie, The Vultures (Buzzie, Flaps, Dizzy, and Ziggy), Jiminy Cricket, Zazu, Mickey Mouse, Donald Duck, Goofy, Jean-Bob, Speed, Puffin, Jake Long, Fu Dog, Kenai, Koda, Rutt and Tuke, Charlie Barkin, Itchy Itchiford, Roger Rabbit, Jack Skellington, Oogie Boogie, Carface, Killer, Sheldon J. Plankton, Dr. Facilier, The Grand Duke of Owls, Lord Rothbart, Scar, Shenzi, Banzai, Ed, Jafar, Maleficent, Myotismon, Hades, Ursula, Ichy and Dil, The Fratellis (Ma Fratelli, Francis Fratelli, and Jake Fratelli), The Machine, Makunga, and Team Rocket (Jessie, James, and Meowth) guest star in this film.
- This is an NTSC film with NTSC bits from The Land Before Time movies, the Pokémon movies, The SpongeBob SquarePants Movie, South Park: Bigger, Longer & Uncut, the Madagascar movies, Tarzan, The Princess and the Frog, The Black Cauldron, the Aladdin trilogy, Free Willy 1-3, The Goonies, the Scooby-Doo movies, We're Back! A Dinosaur's Story, Dinosaur, FernGully: The Last Rainforest, the All Dogs Go to Heaven trilogy, The Nightmare Before Christmas, The Jungle Book 1 and 2, Pinocchio, The Lion King trilogy, the Mickey Mouse movies, A Goofy Movie, An Extremely Goofy Movie, Brother Bear 1 and 2, Sleeping Beauty, and Rock-a-Doodle.