Question: where both Kenny Ortega and Edward H. Griffith choreographers?

Context articles: High School Musical
Michael Jackson's This Is It
Kenny Ortega
Babs (1920 film)
The Millennium Dance Complex
Edward H. Griffith
High School Musical 3: Senior Year
High School Musical (franchise)
Josann McGibbon
Descendants (2015 film)

High School Musical is a 2006 American teen/romantic comedy musical television film and the first installment in the "High School Musical" trilogy directed by Kenny Ortega.
 The movie was filmed in 2005 in Salt Lake City.
 Upon its release on January 20, 2006, it became the most successful film that Disney Channel Original Movie (DCOM) ever produced, with a television sequel, "High School Musical 2," released in 2007 and the feature film, "," released theatrically in October 2008.
 It is the first and only DCOM to have a theatrical sequel.
 The film's soundtrack was the best-selling album in the United States and Cradle by Peter Strudwick reaching number 1 on the American Charts for 2006.
Michael Jackson's This Is It is a 2009 American documentary–concert film directed by Kenny Ortega that documents Michael Jackson's rehearsals and preparation for his concert series of the same name that was originally scheduled to start on July 13, 2009, but was cancelled due to his death eighteen days prior on June 25.
 The film consists of Jackson rehearsing musical numbers, directing his team, and additional behind-the-scenes footage including dancer auditions and costume design.
 Ortega confirmed that none of the footage was originally intended for release, but after Jackson's death it was agreed that the film be made.
 The footage was filmed in Los Angeles at the Staples Center and The Forum, and features a clip from East Rutherford's Arena where Jackson publicly announced the concert series.
Kenneth John "Kenny" Ortega (born April 18, 1950) is an American producer, director, and choreographer.
 He is best known for directing "Hocus Pocus", the "High School Musical" trilogy, "Descendants" and Michael Jackson's "This Is It" concerts.
Babs is a lost 1920 American silent film directed by Edward H. Griffith and starring Corinne Griffith.
 Griffith and the Vitagraph Company produced with Vitagraph distributing.
 The film was also called "Bab's Candidate" and had the working title "Gumshoes 4-B".
The Millennium Dance Complex is a dance studio founded in 1992 located in the NOHO Arts District of Los Angeles.
 "Dance Teacher" magazine called it "...one of the top schools in the country" Millennium offers classes daily in jazz dance, hip-hop, ballet, tap, and contemporary.
 Performers such as Britney Spears, Janet Jackson, Justin Timberlake, Usher, Jennifer Lopez, Christina Aguilera, Kenny Ortega, P. Diddy, and Beyoncé have taken a class or had rehearsals at this studio.
Edward H. Griffith (August 23, 1888 – March 3, 1975) ("Also Known As: E H Griffith, Lieut. Edward H. Griffith, Edward Griffith, E. H. Griffith") was an American motion picture director, screenwriter, and producer.
 He directed 61 films from 1917 to 1946.
High School Musical 3: Senior Year is a 2008 American musical film and is the third installment in the "High School Musical" trilogy.
 Produced and released on October 24, 2008, by Walt Disney Pictures, the film is a sequel to Disney Channel Original Movie 2006 television film "High School Musical".
 It was the only film in the series to be released theatrically.
 Kenny Ortega returned as director and choreographer, as did all six primary actors.
The "High School Musical" franchise consists of four Disney musical romantic comedy-drama films directed by Kenny Ortega and created by Peter Barsocchini.
 It stars Zac Efron, Vanessa Hudgens, Ashley Tisdale, Lucas Grabeel, Corbin Bleu, and Monique Coleman.
 The original film was released simply as a Disney Channel Original Movie, but after its huge success, it was followed by a television sequel.
 The received a theatrical release.
 Tisdale and Grabeel reprised their roles as Sharpay and Ryan Evans in a spin-off on the series titled "Sharpay's Fabulous Adventure", it was a direct to video film.
 Numerous international versions have been created, plus stage musicals and video games have been released, among other things.
 On March 1, 2016, a fourth installment was announced.
 The films have developed a cult following.
Josann McGibbon is an American screenwriter working in partnership with Sara Parriott.
 The team's first major success as a screenwriter was the early Brad Pitt film, "The Favor".
 Their biggest hits since then include "Three Men and a Little Lady" and "Runaway Bride".
 In 2007, McGibbon and Parriott co-wrote and produced the hit Debra Messing miniseries, "The Starter Wife".
 "The Starter Wife" received 10 Emmy nominations in 2007, including for best screenwriting, and won one Emmy Award.
 It was also nominated for Golden Globe and Writers Guild awards, and was then produced as a series, also on USA Network.
 McGibbon and Parriott wrote and co-produced the Disney Channel movie, "Descendants" which was directed by Kenny Ortega and premiered in July, 2015.
 On February, 2013, it won the Writers Guild of America Award in television for Outstanding Children's Long Form.
 They then wrote and executive-produced "Descendants 2", also directed by Kenny Ortega, which was simulcast on the Disney Channel, ABC, and the other cable channels owned by Disney-ABC in July, 2017.
Descendants is a 2015 American musical fantasy television film directed and choreographed by Kenny Ortega.
 The film stars Dove Cameron, Sofia Carson, Booboo Stewart, and Cameron Boyce as the teenage daughters and sons of Maleficent, the Evil Queen, Jafar, and Cruella De Vil, respectively.
 The film follows these teenagers adjusting to life outside their island prison, while on a mission to steal the Fairy Godmother's wand and free their parents from captivity.