Cartoon Network is an American television network, and is where The Land Before Time premiered in the United States on March 4, 2007. However, it aired on YTV in Canada for a test on January 5, 2007.
Other shows were running at the same time, such as Ed, Edd n Eddy, The Grim Adventures of Billy & Mandy, Foster's Home for Imaginary Friends, Dexter's Laboratory, Squirrel Boy, The Powerpuff Girls, My Gym Partner's A Monkey, Codename: Kids Next Door, Ben 10, and many more.