Cartoon Network (UK & Ireland) late night slot. On 27 May 2000, the channel Boomerang was launched by Cartoon Network in the UK and Ireland, and most "classic" cartoons were moved from Cartoon Network to the new channel, which initially broadcast from 6am to 12am. On 1 October 2001, Boomerang became a 24-hour channel and the remaining "classic" cartoons (except for Looney Tunes, Tom and Jerry shorts, Thunderbirds, Danger Mouse, Scooby Doo, and The Flintstones, which remained until November 2002) like The Smurfs, also moved to Boomerang. On 24 May 2007, Cartoonito was launched as a pre-school channel replacing Toonami. The channel aired from 4am
Cartoon Cartoons a promo titled "What's That?" for the brand's introduction in 1997. In 1999, Michael Kohler worked with Mank to make a remixed version for "Cartoon Cartoon Fridays". In 2000, Primal Screen composed the improved-extended version of the song and it was used for the "What a Cartoon!" ("The Cartoon Cartoon Show") reruns as an intro and ending, as well in promos of "Cartoon Cartoon Summer" and "Cartoon Cartoon Primetime". Despite its retirement in 2003 and introduction of the network's second logo on June 14, 2004, the Cartoon Network Productions "Ripple" logo still continued to be used until November 10, 2016