DoYouRemember?

ANSWER It's Scooby and Shaggy (!) from the Classic 70's Cartoon Scooby-Doo! Photo: tiahblog.blogspot.com Scooby-Doo, Where Are You! made its CBS network debut on Saturday, September 13, 1969 with its first episode, "What a Night for a Knight." The original voice cast featured veteran voice actor Don Messick as Scooby-Doo, radio DJ Casey Kasem (later host of radio's syndicated American Top 40) as Shaggy, actor Frank Welker (later a veteran voice actor in his own right) 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. Remember the Intro The show would end up becoming an influence on many other Saturday morning cartoons of the 1970s. During that decade, Hanna-Barbera and its competitors produced several animated programs also featuring teenage detectives solving mysteries with a pet or mascot of some sort, including Josie and the Pussycats (1970–71), The Funky Phantom (1971–72), The Amazing Chan and the Chan Clan (1972–73), Speed Buggy (1973–74), Goober and the Ghost Chasers (1973–74), Jabberjaw (1976–78), Captain Caveman and the Teen Angels (1977–80), among others. Following the success of the original series, Hanna-Barbera and its successor Warner Bros. Animation have produced numerous follow-up and spin-off animated series and several related works, including television specials and made-for-TV movies, a line of direct-to-video films, and two Warner Bros.–produced theatrical feature films. Some versions of Scooby-Doo feature different variations on the show's supernatural theme, and include characters such as Scooby's cousin Scooby-Dum and nephew Scrappy-Doo in addition to or instead of some of the original characters. Scooby-Doo was originally broadcast on CBS from 1969 to 1976, when it moved to ABC. ABC aired the show until canceling it in 1986, and presented a spin-off featuring the characters as children, A Pup Named Scooby-Doo, from 1988 until 1991. New Scooby-Doo series aired as part of Kids WB on The WB Network and its successor, The CW Network, from 2002 until 2008. Scooby-Doo! Mystery Incorporated aired on Cartoon Network from 2010 to 2013, and Be Cool, Scooby-Doo! debuted on Cartoon Network in 2015. Repeats of the various Scooby-Doo series are broadcast frequently on Cartoon Network and Boomerang in the United States as well as other countries. In 2013, TV Guide ranked Scooby-Doo the fifth Greatest TV Cartoon of All Time. Credit: wikipedia.com