Complex sentence: Sid also starred in a spinoff animated cartoon in 1992 (also called "Sid the Sexist") which was aired on channel 4, which was released on DVD in 2004 which contained all five of the fifteen minute long episodes.
Split into simpler sentences: Sid also starred in a spinoff animated cartoon in 1992 (also called "Sid the Sexist") which was aired on Channel 4, which was released on DVD in 2004. The DVD contained all five of the fifteen minute long episodes.