Who sang the theme song to scooby doo?
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Who sang the theme song to the TV series Scooby Doo, Where Are You! from 1969-1970?
Larry Marks
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Who sang the theme song to the TV series Scooby Doo, Where Are You! in 1970?
George A. Robertson, Jr.
The band Simple Plan is strongly connected to "What's New, Scooby-Doo?". They perform the theme song (written by Rich Dickerson), and appeared as themselves in the episode "Simple Plan and the Invisible Madman". Two of their songs appeared in chase scenes: "I'd Do Anything" in the episode "It's Mean, It's Green, It's the Mystery Machine" and "You Don't Mean Anything" in "Simple Plan and the Invisible Madman", which also had the song "The Worst Day Ever" serve as the song the band plays during a scene where they practice, and a scene where they are in concert. Also, they contributed to the theatrical movie "".
Who sang the theme song to the TV series What's New, Scooby Doo? in 2002?
Simple Plan
What's New, Scooby-Doo?
Scooby-Doo, Where Are You!
https://en.wikipedia.org/wiki/Scooby-Doo%2C%20Where%20Are%20You%21
What's New, Scooby-Doo?
https://en.wikipedia.org/wiki/What%27s%20New%2C%20Scooby-Doo%3F
A Pup Named Scooby-Doo
https://en.wikipedia.org/wiki/A%20Pup%20Named%20Scooby-Doo
Scooby-Doo (soundtrack)
https://en.wikipedia.org/wiki/Scooby-Doo%20%28soundtrack%29
In 2002, the band also performed and recorded the theme song for a rebooted installment of the Scooby-Doo franchise, What's New, Scooby-Doo?. 
Simple Plan
Simple Plan is a Canadian rock band from Montreal, Quebec formed in 1999. 
Simple Plan
The band's version of the song "Scooby Doo, Where Are You?" is in the soundtrack of the 2002 movie Scooby-Doo.
MxPx
MxPx is an American pop punk band from Bremerton, Washington, founded in 1992 as Magnified Plaid.
MxPx
Scooby-Doo, Where Are You![4] is an American animated mystery comedy television series produced by Hanna-Barbera for CBS. 
Scooby-Doo, Where Are You!
Scooby-Doo, Where Are You! is an American animated mystery comedy television series produced by Hanna-Barbera for CBS. From 1969-1970, Larry Marks sang the theme song for the series. In 1970, George A. Robertson, Jr. sang the theme song. In 2002, Canadian rock band Simple Plan recorded the theme song for a rebooted installment of the Scooby-Doo franchise called What's New, Scooby-Doo? and in that same year American punk band MxPx were sang the Scooby Doo, Where Are You! theme song for the soundtrack to the 2002 movie Scooby Doo.