Question: One of John Candy's most renouwned onscreen performances was as Dell Griffith in an American comedy film from what year?

Context paragraphs:
Volunteers (film): Volunteers is a 1985 American comedy film directed by Nicholas Meyer and starring Tom Hanks and John Candy in their second film together after "Splash" (1984).

Canadian Bacon: Canadian Bacon is a 1995 American comedy film written, produced, and directed by Michael Moore which satirizes Canada–United States relations along the Canada–United States border.  The film stars an ensemble cast featuring Alan Alda, John Candy, Bill Nunn, Kevin J. O'Connor, Rhea Perlman, Kevin Pollak, G.D. Spradlin, and Rip Torn.

The Blues Brothers (film): The Blues Brothers is a 1980 American musical crime comedy film directed by John Landis.  It stars John Belushi and Dan Aykroyd as "Joliet" Jake and Elwood Blues, characters developed from "The Blues Brothers" musical sketch on the NBC variety series "Saturday Night Live".  The film's screenplay was written by Aykroyd and Landis.  It features musical numbers by rhythm and blues (R&B), soul, and blues singers James Brown, Cab Calloway, Aretha Franklin, Ray Charles, and John Lee Hooker.  The film is set in and around Chicago, Illinois, where it was filmed.  It features non-musical supporting performances by John Candy, Carrie Fisher, Charles Napier, and Henry Gibson.

The Great Outdoors (film): The Great Outdoors is a 1988 American comedy film directed by Howard Deutch, and written and produced by John Hughes.  It stars Dan Aykroyd, John Candy, Stephanie Faracy and Annette Bening in her film debut.

Planes, Trains and Automobiles: Planes, Trains and Automobiles is a 1987 American comedy film written, produced and directed by John Hughes.

Wagons East!: Wagons East!  (stylised onscreen as Wagons East) is a 1994 American Western adventure comedy film directed by Peter Markle.  The film stars John Candy and Richard Lewis.  The film was released in the United States on August 26, 1994.

Uncle Buck: Uncle Buck is a 1989 American comedy film directed by John Hughes and starring John Candy and Amy Madigan, with Jean Louisa Kelly, Gaby Hoffmann, Macaulay Culkin, Jay Underwood, and Laurie Metcalf in supporting roles.

Uncle Buck (disambiguation): Uncle Buck is a 1989 American comedy film starring John Candy.

John Candy: John Franklin Candy (October 31, 1950 – March 4, 1994) was a Canadian actor and comedian known mainly for his work in Hollywood films.  Candy rose to fame as a member of the Toronto branch of the Second City and its related "Second City Television" series, and through his appearances in such comedy films as "Stripes", "Splash", "Cool Runnings", "Summer Rental", "The Great Outdoors", "Spaceballs", and "Uncle Buck", as well as more dramatic roles in "Only the Lonely" and "JFK".  One of his most renowned onscreen performances was as Del Griffith, the loquacious, on-the-move shower-curtain ring salesman in the John Hughes comedy "Planes, Trains and Automobiles".

Cool Runnings: Cool Runnings is a 1993 American comedy sports film directed by Jon Turteltaub and starring Leon, Doug E. Doug, Rawle D. Lewis, Malik Yoba and John Candy.  The film was released in the United States on October 1, 1993.  It was Candy's third to last film of his career and the last of his films to be released during his lifetime.  It is loosely based on the true story of the Jamaica national bobsleigh team's debut in competition during the 1988 Winter Olympics in Calgary, Alberta, Canada.  The film received positive reviews, and the film's soundtrack also became popular with Jimmy Cliff's cover of "I Can See Clearly Now" reaching the top 40 as a single in nations such as Canada, France, and the UK.

Supporting paragraphs: John Candy Planes, Trains and Automobiles
Answer: 1987