Larry Kenney for his voice work as Lion-O on the 1980s Rankin-Bass cartoon "ThunderCats", and Karate Kat, a martial arts blackbelt cat featured as part of "The Comic Strip". He was also the voice of Bluegrass in "SilverHawks" and Dolph in "TigerSharks". Kenney also did voice work for several breakfast cereal characters, including Count Chocula and Sonny the Cuckoo Bird. In recent years, he has reprised this role for humorous "ThunderCats" references on the animated series "Family Guy". Warner Bros announced that a new ThunderCats animated series is in the works, set to air in 2011 on Cartoon Network. Kenney will return
Cartoon Network original character, a muscular teenage robot named TOM. During that same year, a series of bumpers featuring the instrumental Powerhouse were introduced. These bumpers lasted from 1997 to 2004. One new original series premiered in 2000: "Sheep in the Big City". On April 1, Cartoon Network launched a digital cable and satellite channel known as Boomerang, which was spun off from one of their programming blocks that featured retro animated series and shorts. Three new original series premiered in 2001: "Time Squad", "Samurai Jack", and "Grim & Evil". On June 18, Betty Cohen, who had served as Cartoon Network's president