Question: You're the Greatest, Charlie Brown is a tv special based on the comic strip "Peanuts" by which American cartoonist?
Context: You're the Greatest, Charlie Brown is the 18th prime-time animated TV special based upon the popular comic strip "Peanuts," by Charles M. Schulz. The Peanuts Movie (known in some countries as Snoopy and Charlie Brown: The Peanuts Movie) is a 2015 American 3D computer-animated comedy film produced by Blue Sky Studios and distributed by 20th Century Fox, based on Charles M. Schulz's comic strip "Peanuts".  The film is directed by Steve Martino and written by Craig and Bryan Schulz (Schulz's son and grandson, respectively), and Cornelius Uliano, and stars the voices of Noah Schnapp as Charlie Brown and, via archival recordings, Bill Melendez as Snoopy and Woodstock.  It is the fifth full-length "Peanuts" film, and the first feature film in 35 years.  It commemorates the 65th anniversary of the comic strip and the 50th anniversary of the TV special "A Charlie Brown Christmas", and was released on November 6, 2015. Snoopy's Reunion is the 34th prime-time animated TV special based upon the popular comic strip "Peanuts," by Charles M. Schulz.  It originally aired on the CBS network on May 1, 1991 as part of the short-lived animated anthology series "Toon Nite".  It is the only "Peanuts" TV special to date (and the only animation other than "Snoopy, Come Home") not to have "Charlie Brown" in the title (though the working title was "Those Were the Days, Charlie Brown"), it's also one of the few "Peanuts" specials to feature adults on-screen. He's Your Dog, Charlie Brown is the fifth prime-time animated TV special based upon the popular comic strip "Peanuts," by Charles M. Schulz.  It was originally aired on the CBS network on February 14, 1968.  This was also the last "Peanuts" special featuring the majority of the original voice cast from the first "Peanuts" special, "A Charlie Brown Christmas". Charlie Brown's All Stars!  is the second prime-time animated TV special based upon the popular comic strip "Peanuts," by Charles M. Schulz.  It was the second such TV special (following "A Charlie Brown Christmas") to be produced by Lee Mendelson and Bill Melendez (who also directed), and originally aired on CBS on June 8, 1966.  It ceased to be aired annually by 1971, and was last shown on CBS on April 3, 1982 (although Disney Channel and Nickelodeon aired reruns of the special in the 1990s).  ABC returned the special to television on April 7, 2009, as a companion to "It's the Easter Beagle, Charlie Brown". A Charlie Brown Celebration is the 23rd prime-time animated TV special based upon the popular comic strip "Peanuts," by Charles M. Schulz, who introduced the hour-long special.  It was originally aired on the CBS network on May 24, 1982, and consists of a number of stories adapted from the comic strip.  The special was released for the first time on DVD by Warner Home Video on October 4, 2016, as a bonus special to "Charlie Brown's All-Stars". He's a Bully, Charlie Brown is the 44th prime-time animated TV special based on the popular comic strip "Peanuts" by Charles M. Schulz.  It was originally aired on the ABC network on November 20, 2006.  It is the second most recent "Peanuts" television special and is primarily based on a story from the "Peanuts" comic strips originally appearing in April 1995.  "He's a Bully" was an idea Schulz had pitched, and worked on before his death on February 12, 2000.  Schulz's working title for the special was "It's Only Marbles, Charlie Brown".  Animation was produced by Toon-Us-In. What a Nightmare, Charlie Brown!  is the 17th primetime animated TV special based upon the popular comic strip "Peanuts", created by Charles M. Schulz.  It was originally aired on Thursday, February 23, 1978, at 8:00 P.M. ET/PT on CBS.  The special is unusual in that Snoopy and Charlie Brown are the only members of the "Peanuts" cast to appear in it.  The plot is similar to that of Jack London's "Call of the Wild".  This was the first special Bill Melendez directed since 1973's "A Charlie Brown Thanksgiving". It's Arbor Day, Charlie Brown is the 15th prime-time animated TV special based upon the popular comic strip "Peanuts," by Charles M. Schulz.  It was originally aired on the CBS network on March 16, 1976.  It was released as a bonus feature with the DVD release of "It's the Easter Beagle, Charlie Brown" on March 4, 2003, by Paramount.  It was re-released on DVD under the "remastered" form on February 15, 2008, by Warner Home Video.  It also appeared in remastered form in the DVD boxset "Peanuts 1970's Collection Vol.  2".  It is the first special to feature the new character Rerun Van Pelt, Linus and Lucy's little brother, who had first appeared in the "Peanuts" comic strip in March 1973 . Charles Monroe Schulz (November 26, 1922 – February 12, 2000), nicknamed Sparky, was an American cartoonist best known for the comic strip "Peanuts" (which featured the characters Charlie Brown and Snoopy, among others).  He is widely regarded as one of the most influential cartoonists of all time, cited as a major influence by many later cartoonists, including "Calvin and Hobbes" creator Bill Watterson.
Answer: Charles Monroe Schulz