Question: What type of media does Ghostbusters and Harold Ramis have in common?

Context articles: Harold Ramis
Stripes (film)
Caddyshack
Ghostbusters II
Ghostbusters (song)
Ghostbusters
Year One (film)
Egon Spengler
Groundhog Day (film)
Club Paradise

Harold Allen Ramis (November 21, 1944 – February 24, 2014) was an American actor, director, writer, and comedian.
 His best-known film acting roles were as Egon Spengler in "Ghostbusters" (1984) and "Ghostbusters II" (1989) and Russell Ziskey in "Stripes" (1981); he also co-wrote those films.
 As a director, his films include the comedies "Caddyshack" (1980), "National Lampoon's Vacation" (1983), "Groundhog Day" (1993), and "Analyze This" (1999).
 Ramis was the original head writer of the television series "SCTV", on which he also performed, as well as a co-writer of "Groundhog Day" and "National Lampoon's Animal House" (1978).
 His final film that he wrote, produced, directed and acted in was "Year One" (2009).
Stripes is a 1981 American buddy military comedy film directed by Ivan Reitman, starring Bill Murray, Harold Ramis, Warren Oates, P. J. Soles, Sean Young, and John Candy.
 Several actors including John Larroquette, John Diehl, Conrad Dunn and Judge Reinhold were featured in their first significant film roles.
 Joe Flaherty, Dave Thomas, Timothy Busfield and Bill Paxton also appeared early in their careers.
Caddyshack is a 1980 American comedy film directed by Harold Ramis and written by Brian Doyle-Murray, Ramis and Douglas Kenney.
 It stars Michael O'Keefe, Chevy Chase, Rodney Dangerfield, Ted Knight, and Bill Murray.
 Doyle-Murray also has a supporting role.
 The film was later dedicated to producer Douglas Kenney, who died shortly after the film's release.
Ghostbusters II is a 1989 American supernatural comedy film directed and produced by Ivan Reitman, written by Dan Aykroyd and Harold Ramis and starring Bill Murray, Aykroyd, Sigourney Weaver, Ramis, Ernie Hudson and Rick Moranis.
 It is the sequel to the 1984 film "Ghostbusters", and follows the further adventures of the three parapsychologists and their organization which combats paranormal activities.
"Ghostbusters" is a song written and recorded by Ray Parker Jr. as the theme to the film of the same name starring Bill Murray, Dan Aykroyd, Harold Ramis, and Ernie Hudson.
 Debuting at #68 on June 16, 1984, the song reached number one on the "Billboard" Hot 100 on August 11, 1984, staying there for three weeks, and at number two on the UK Singles Chart on September 16, 1984, staying there for three weeks.
 The song re-entered the UK Top 75 on November 2, 2008, at No. 49.
Ghostbusters is a 1984 American supernatural comedy film directed and produced by Ivan Reitman and written by Dan Aykroyd and Harold Ramis.
 The film stars Bill Murray, Aykroyd and Ramis as eccentric parapsychologists who start a ghost-catching business in New York City.
 Sigourney Weaver and Rick Moranis co-star as a client and her neighbor, and Ernie Hudson as the Ghostbusters' first recruit.
Year One is a 2009 American comedy film directed by Harold Ramis, and produced by Judd Apatow.
 The film stars Jack Black and Michael Cera.
 The film was released in North America on June 19, 2009 by Columbia Pictures, where it received negative reviews from critics and underperformed at the box office.
 The film would be Ramis' last as an actor, writer, and director before his death in 2014.
Egon Spengler, PhD is a fictional character from the "Ghostbusters" franchise.
 He appears in the films "Ghostbusters" and "Ghostbusters II", in the animated television series "The Real Ghostbusters" and "Extreme Ghostbusters", in the video games "" and Beeline's "Ghostbusters".
 Spengler was portrayed by Harold Ramis in the films and voiced by him in "" and "Lego Dimensions", and voiced by Maurice LaMarche in the cartoon series.
 He is a member of the Ghostbusters and one of the three doctors of parapsychology, along with Dr. Peter Venkman and Dr. Ray Stantz.
Groundhog Day is a 1993 American fantasy-comedy film directed by Harold Ramis, starring Bill Murray, Andie MacDowell, and Chris Elliott.
 It was written by Ramis and Danny Rubin, based on a story by Rubin.
 Murray plays Phil Connors, an arrogant Pittsburgh TV weatherman who, during an assignment covering the annual Groundhog Day event in Punxsutawney, Pennsylvania, finds himself caught in a time loop, repeating the same day again and again.
 After indulging in hedonism and committing suicide numerous times, he begins to re-examine his life and priorities.
Club Paradise is a 1986 American comedy film directed by Harold Ramis starring Robin Williams, Peter O'Toole, and Jimmy Cliff.
 The film reunites director / co-writer Ramis with most of his SCTV co-stars – "SCTV" cast members Andrea Martin, Eugene Levy, Rick Moranis, Joe Flaherty, and Robin Duke play supporting roles in the film, as does co-writer Brian Doyle-Murray, a former "SCTV" staff writer.