What is bloo cartoon?

Bloo is a blue imaginary friend and one of the main characters in the Cartoon Network animated television series, Foster's Home for Imaginary Friends. The show follows the adventures of a young boy named Mac, who has to leave his imaginary friend Bloo at Foster's Home when his mother forbids him from taking him on a trip. The series is set in a world where imaginary friends are real and require a place to live when their creators no longer need them.

Bloo is mischievous, talkative, and often gets into trouble, but is ultimately a loyal friend to those he cares about. He is voiced by voice actor Keith Ferguson. The show premiered on August 13, 2004, and ran for six seasons until May 3, 2009, with a total of 79 episodes. The series received critical acclaim for its humor, animation, and voice acting, and has become a cult classic among fans of animated television shows.