Scooby-Doo the series and the billing, in an attempt to boost "Scooby-Doo"s slipping ratings. The 1979–80 episodes, aired under the new title "Scooby-Doo and Scrappy-Doo" as an independent half-hour show, succeeded in regenerating interest in the show. Lennie Weinrib voiced Scrappy in the 1979–80 episodes, with Don Messick assuming the role thereafter. Marla Frumkin replaced Pat Stevens as the voice of Velma mid-season. As a result of "Scooby-Doo and Scrappy-Doo's" success, the entire show was overhauled in 1980 to focus more upon Scrappy-Doo. At this time, Scooby-Doo started to walk and run anthropomorphically on two feet more often, rather than on
Scooby-Doo from 2004 to 2005, "Scooby-Doo" held the Guinness World Record for having the most episodes of any animated television series ever produced, a record previously held by and later returned to "The Simpsons". "Scooby-Doo" was published as holding this record in the 2006 edition of the "Guinness Book of Records". In January 2009, entertainment website IGN named "Scooby-Doo" #24 on its list of the Top 100 Best Animated TV Shows. As with most popular franchises, "Scooby-Doo" has been parodied and has done parodies. Scooby-Doo Scooby-Doo is an American animated franchise, comprising many animated television series produced from 1969 to the