Question: What 2017 Disney Channel Original Movie featured the song "It's Goin' Down" that hit number 77 on the Billboard Hot 100?

Context paragraphs:
Twitches Too: Twitches Too is a 2007 Disney Channel Original Movie.  It is the sequel to the Disney Channel Original Movie "Twitches", released in 2005.  The film began production in late April 2007 and was released on October 12.  It aired during "Disney Channel's Halloween Month".  The Disney Channel Original Series, "Wizards of Waverly Place", premiered following the film's premiere.  The first trailer was released during the premiere of "High School Musical 2".  On its premiere night, the movie brought in 6.96 million viewers.  To date, it is the last sequel to a Disney Channel Original Movie that is not a musical.

The Cheetah Girls 2: The Cheetah Girls 2 is the 2006 sequel to the Disney Channel Original Movie, "The Cheetah Girls."  Its premiere received the highest ratings of all Disney Channel Movies at its time, a total of over 8.1 million viewers, beating the premiere ratings of "High School Musical" (7.7 million), and beating previous highest rated DCOM record holder, "Cadet Kelly" (7.8 million) as well as becoming the highest rated "Cheetah Girls" movie in the trilogy.  The sequel is about a talented teen quartet who take a whirlwind tour of Spain to pursue their dreams of pop superstardom.  Unlike its predecessor which incorporated karaoke-like musical numbers, "The Cheetah Girls 2" turned into more of a musical.  This is also the last film in the series to star Raven-Symoné.  The film is currently the 7th highest-rated Disney Channel Original Movie and was the highest-rated Disney Channel Original Movie of 2006.

Northern Lights (1997 film): Northern Lights is a 1997 television film based upon the 1988 stage play of the same name by John Hoffman.  Directed by Linda Yellen, the film stars Diane Keaton, Maury Chaykin, Joseph Cross, and Kathleen York.  It was produced for the Disney Channel and premiered on August 23, 1997.  Some sources identify "Northern Lights" as the first Disney Channel Original Movie, though "Northern Lights" was not included in Disney Channel's 100 Original Movies celebration that aired in May–June 2016, and Disney Channel considers 1997's "Under Wraps" to be the first official Disney Channel Original Movie.

It's Goin' Down (Descendants song): "It's Goin' Down" is a song from Disney Channel's 2017 television film "Descendants 2", whose music and lyrics were composed by Antonina Armato, Tim James, Tom Sturges and Adam Schmalholz.  The song was performed in the film by Dove Cameron, Sofia Carson, Cameron Boyce, Booboo Stewart, China Anne McClain, Mitchell Hope, Thomas Doherty and Dylan Playfair.  The song peaked at number 77 in the Billboard Hot 100.

Good Luck Charlie, It's Christmas!: Good Luck Charlie, It's Christmas!  (also known as Good Luck Charlie: The Road Trip Movie in the United Kingdom and Ireland) is a 2011 Christmas film based on the Disney Channel Original Series "Good Luck Charlie".  The film was directed by Arlene Sanford and written by Geoff Rodkey, and stars Bridgit Mendler, Leigh-Allyn Baker, Bradley Steven Perry, Mia Talerico, Eric Allan Kramer, and Jason Dolley as the Duncan family.  The Disney Channel Original Movie follows the Duncan family on their road trip to Amy Duncan's parents' house for Christmas.  It premiered on December 2, 2011 on Disney Channel ten years after Disney Channel's last Christmas-themed original movie, "'Twas the Night" in 2001.

Descendants 2: Descendants 2 is a Disney Channel Original Movie that premiered on July 21, 2017 on Disney Channel, and was simulcast on Disney-owned networks ABC, Disney XD, Freeform, Lifetime and Lifetime Movies.  It is the sequel to the 2015 film "Descendants".  The film stars Dove Cameron, Cameron Boyce, Sofia Carson, Booboo Stewart, Mitchell Hope and China Anne McClain.

Hatching Pete: Hatching Pete is a 2009 Disney Channel Original Movie which first aired on April 24, 2009 on Disney Channel UK and later Disney Channel and Family.  It was released on DVD in America on May 12, 2009 together with "Dadnapped".  It is the first Disney Channel Original Movie to air in the UK first.  It first aired in America on April 24, 2009.

How to Build a Better Boy: How to Build a Better Boy is a Disney Channel Original Movie directed by Paul Hoen and written by Jason Mayland.  It stars China Anne McClain, Kelli Berglund and Marshall Williams.  The first images were shown during a promo for Disney Channel's Summer 2014, while the first promo aired on June 27, 2014 during the premiere of the Disney Channel Original Movie "Zapped".  The film premiered on August 15, 2014.  The movie premiered on Disney Channel UK on September 19, 2014.

Tangled: The Series: Tangled: The Series is an American animated musical fantasy television series that premiered on Disney Channel on March 10, 2017 as a movie, and began airing regular episodes from March 24, 2017.  It is based on Disney's 2010 computer-animated film "Tangled" directed by Nathan Greno and Byron Howard.  It takes place between the original movie and the short "Tangled Ever After".  A teaser trailer was released during the Disney Channel Original Movie, "The Swap".  It began as a Disney Channel Original Movie, titled "", which premiered on March 10, 2017.

Jett Jackson: The Movie: Jett Jackson: The Movie is a 2001 American Disney Channel Original Movie based on the Disney Channel series "The Famous Jett Jackson".  It is the first Disney Channel Original Movie to be based on a Disney Channel Original Series.

Supporting paragraphs: It's Goin' Down (Descendants song) Descendants 2
Answer: Descendants 2