Boomerang is Cartoon Network's sister channel launched in October of 1992. It was re-launched as a channel in 2001 as a 18-hour channel, then a 24 hour channel in March 6, 2005. It was originally a block made for Cartoon Network until early 2001.
From 2013 to 2017, the channel aired reruns of Teen Titans Go! and The Amazing World of Gumball. In the Latin American and Brazillian feed, they still air reruns of Teen Titans Go!.