ThunderCats (comics) entered the Book of Omens to begin his training and claim his rightful place as Lord of the ThunderCats, but Mumm-Ra uses a powerful spell to keep Lion-O trapped in the book for several years in real time, not "Book" time, and seizes control of Thundera afterwards. In the follow-up mini-series, "The Return" (written by Gilmore and illustrated by Benes, Pimental and Lea), published in 2003, Lion-O returned to Thundera to find it enslaved to Mumm-Ra. Several of the ThunderCats are scattered. Panthro, who was left in charge while Lion-O was away, was forced into slave labor. Tygra and Cheetara
Mr. O Mr. O Mr. O was a Canadian children's music television series which aired on CBC Television from 1956 to 1957. This series on classical music was hosted by David Ouchterlony. It was geared towards children aged between five and eight, compared to Ouchterlony's previous series "Let's Make Music" which was geared towards older children. Episodes featured puppet characters operated by John and Linda Keogh such as Cellini (a cello), Clarence (a clarinet) with Manley and Whisper. These characters were voiced by Len Davidson and Pegi Loder. Games, stories and songs were also featured on "Mr. O". This 15-minute series was