answers: Larry Marks
context: characters utilize technology that did not exist at the time "Scooby-Doo, Where Are You!" first aired. It is the first television series in the franchise in which Frank Welker, Grey DeLisle and Mindy Cohn respectively portrayed the voices of Scooby-Doo, Daphne and Velma, as well as the final one in which Casey Kasem portrayed Shaggy, having originally quit the role following a dispute regarding the portrayal of the character. The series premiered on September 14, 2002, and ran for three seasons before ending on July 21, 2006. The title song was performed by Canadian band Simple Plan. Reruns of the </s> as Fred, actress Nicole Jaffe as Velma, and musician Indira Stefanianna Christopherson as Daphne. Scooby's speech patterns closely resembled an earlier cartoon dog, Astro from "The Jetsons" (1962–63), also voiced by Messick. Seventeen episodes of "Scooby-Doo Where are You!" were produced in 1969–70. The series theme song was written by David Mook and Ben Raleigh, and performed by Larry Marks. Each of these episodes features Scooby and the four teenage members of Mystery, Inc.—Fred, Shaggy, Daphne and Velma—arriving at a location in the Mystery Machine, a van painted with psychedelic colors and flower power imagery. Encountering a ghost, monster, or </s> musical numbers The Archies performed during each program (one of which, "Sugar, Sugar", was the most successful "Billboard" number-one hit of 1969). Eager to build upon this success, Silverman contacted producers William Hanna and Joseph Barbera about creating another show based on a teenage rock group, this time featuring teens who solved mysteries between gigs. Silverman envisioned the show as a cross between the popular "I Love a Mystery" radio serials of the 1940s and either the Archie characters or the popular early 1960s television series "The Many Loves of Dobie Gillis". After attempting to develop his own version of
question: who sings the original scooby doo theme song