Question: What American actress, singer, and songwriter stars alongside Josh Gad, Kristen Bell, and Jonathan Groff in what upcoming 2017 American 3D computer-animated holiday-themed musical fantasy featurette short film?

Context articles: Pixels (2015 film)
Frozen Fever
Olaf's Frozen Adventure
Beauty and the Beast (2017 film)
Marshall (film)
Idina Menzel
Ferdinand (film)
List of Looking episodes
The Angry Birds Movie
A Dog's Purpose (film)

Pixels is a 2015 Chinese-American science fiction action comedy film produced by Columbia Pictures, 1492 Pictures and Happy Madison Productions.
 The film was directed by Chris Columbus from a screenplay by Tim Herlihy and Timothy Dowling and a story penned by Tim Herlihy, and is based on French director Patrick Jean's 2010 short film of the same name.
 The film features computer-animated video game characters and special effects, and stars Adam Sandler, Kevin James, Josh Gad, Peter Dinklage, Michelle Monaghan, Brian Cox, Ashley Benson, and Jane Krakowski.
 The film's plot has extraterrestrials misinterpreting video-feeds of classic arcade games as a declaration of war, and invading Earth using technology inspired by games such as "Pac-Man", "Space Invaders", "Arkanoid", "Galaga", "Centipede" and "Donkey Kong".
 To counter the alien assault, the United States hires former arcade champions to lead the planet's defense.
Frozen Fever is a 2015 American computer-animated musical fantasy short film produced by Walt Disney Animation Studios and released by Walt Disney Pictures.
 It is a sequel to the 2013 feature film "Frozen", and tells the story of Anna's birthday party given by Elsa with the help of Kristoff, Sven, and Olaf.
 Chris Buck and Jennifer Lee again served as the directors with Kristen Bell, Idina Menzel, Jonathan Groff, and Josh Gad providing the lead voices.
Olaf's Frozen Adventure is an upcoming 2017 American 3D computer-animated holiday-themed musical fantasy featurette short film produced by Walt Disney Animation Studios and released by Walt Disney Pictures, directed by Kevin Deters and Stevie Wermers.
 The film features the voices of Josh Gad, Kristen Bell, Idina Menzel, and Jonathan Groff reprising their roles from the original 2013 film, "Frozen".
 It will be released in 3D in theaters along with Pixar's "Coco" on November 22, 2017.
Beauty and the Beast is a 2017 American musical romantic fantasy film directed by Bill Condon from a screenplay written by Stephen Chbosky and Evan Spiliotopoulos, and co-produced by Walt Disney Pictures and Mandeville Films.
 The film is based on Disney's 1991 animated film of the same name, itself an adaptation of Jeanne-Marie Leprince de Beaumont's eighteenth-century fairy tale.
 The film features an ensemble cast that includes Emma Watson and Dan Stevens as the titular characters with Luke Evans, Kevin Kline, Josh Gad, Ewan McGregor, Stanley Tucci, Audra McDonald, Gugu Mbatha-Raw, Ian McKellen, and Emma Thompson in supporting roles.
Marshall is a 2017 American biographical drama film directed by Reginald Hudlin and written by Michael and Jacob Koskoff starring Chadwick Boseman as the first African-American Supreme Court Justice Thurgood Marshall and one of the first cases of his early career.
 It also stars Josh Gad, Kate Hudson, Dan Stevens, Sterling K. Brown and James Cromwell.
Idina Kim Menzel ( ; born Idina Kim Mentzel; May 30, 1971) is an American actress, singer, and songwriter.
Ferdinand is an upcoming 2017 American 3D computer-animated comedy film produced by Blue Sky Studios and 20th Century Fox Animation.
 It is based on Munro Leaf's children's book "The Story of Ferdinand" and directed by Carlos Saldanha, and stars the voices of John Cena, Kate McKinnon, Gina Rodriguez, Daveed Diggs, Gabriel Iglesias, Bobby Cannavale, David Tennant, and Anthony Anderson.
"Looking" is an American comedy-drama television series created by Michael Lannan, based on his own short film "Lorimer".
 The series, which is executive produced by Lannan, Andrew Haigh, David Marshall Grant and Sarah Condon, premiered on HBO on January 19, 2014.
 "Looking" focuses on the professional and personal lives of a small group of gay men living in San Francisco, California and stars Jonathan Groff, Frankie J. Alvarez, Murray Bartlett, Raúl Castillo, Lauren Weedman and Russell Tovey.
The Angry Birds Movie (or simply Angry Birds) is a 2016 3D computer-animated comedy film based on the video game series of the same name, but it can also be interpreted to be a direct prequel to, or origin story behind the original game.
 Produced by Rovio Animation, it was animated by Sony Pictures Imageworks.
 It was directed by Clay Kaytis and Fergal Reilly in their directorial debuts, and written by Jon Vitti.
 The film stars Jason Sudeikis, Josh Gad, Danny McBride, Maya Rudolph, Kate McKinnon, Sean Penn, Tony Hale, Keegan-Michael Key, Bill Hader and Peter Dinklage.
 It is an international co-production between the United States and Finland.
A Dog's Purpose is a 2017 American comedy-drama film directed by Lasse Hallström and written by W. Bruce Cameron, Cathryn Michon, Audrey Wells, Maya Forbes and Wally Wolodarsky, based on the 2010 novel of the same name by Cameron.
 The film stars Britt Robertson, KJ Apa, Juliet Rylance, John Ortiz, Kirby Howell-Baptiste, Peggy Lipton, Dennis Quaid and Josh Gad.