Please answer the following question: Information: - Dr. Nicholas '' Nick '' Riviera ( usually referred to as simply Dr. Nick ) is a recurring fictional character in the American animated sitcom The Simpsons . He is voiced by Hank Azaria and first appeared in the episode '' Bart Gets Hit by a Car '' . Dr. Nick is an inept quack physician , and a satire of incompetent medical professionals . Upon entering a scene , Dr. Nick 's catchphrase is '' Hi , everybody ! '' , with the characters present immediately responding ( in chorus ) '' Hi , Dr. Nick ! '' . - The Simpsons is an American animated sitcom created by Matt Groening for the Fox Broadcasting Company. The series is a satirical depiction of working-class life epitomized by the Simpson family, which consists of Homer, Marge, Bart, Lisa, and Maggie. The show is set in the fictional town of Springfield and parodies American culture, society, television, and the human condition. - The Fox Broadcasting Company (often shortened to/commonly referred to as Fox) is an American commercial broadcast television network that is owned by the Fox Entertainment Group subsidiary of 21st Century Fox. The network is headquartered at the 20th Century Fox studio lot on Pico Boulevard in the Century City section of Los Angeles, with additional major offices and production facilities at the Fox Television Center in nearby West Los Angeles and the Fox Broadcasting Center in Yorkville, Manhattan, New York. It is the third largest major television network in the world based on total revenues, assets, and international coverage. - Henry Albert "Hank" Azaria (; born April 25, 1964) is an American actor, voice actor, comedian, and producer. He is known for starring in the animated television sitcom "The Simpsons" (1989present), voicing Moe Szyslak, Apu Nahasapeemapetilon, Chief Wiggum, Comic Book Guy, Carl Carlson and numerous others. After attending Tufts University, Azaria joined the series with little voice acting experience, but became a regular in its second season, with many of his performances on the show being based on famous actors and characters. - The Simpson family are cartoon characters featured in the animated television series "The Simpsons". The Simpsons are a nuclear family consisting of married couple Homer and Marge and their three children Bart, Lisa and Maggie. They live at 742 Evergreen Terrace in the fictional town of Springfield, United States and they were created by cartoonist Matt Groening who conceived the characters after his own family members, substituting "Bart" for his own name. The family debuted April 19, 1987 in "The Tracey Ullman Show" short "Good Night" and were later spun off into their own series which debuted on December 17, 1989. What is the relationship between 'dr. nick' and 'matt groening'?
Answer:
creator