Can't Stop the Feeling!

"Can't Stop the Feeling!" is a song recorded by American singer-songwriter Justin Timberlake. It was released on May 6, 2016, as the lead single of the soundtrack to the film Trolls (2016), in which Timberlake voiced the character "Branch" and served as the executive music producer. It was written and produced by Timberlake, Max Martin, and Karl Schuster. Musically, "Can't Stop the Feeling!" is an uptempo disco-pop and soul-pop number with funk influences.

The song was released as a single on May 6, 2016, six months before the film debuted, and serviced to contemporary hit radio on May 10, 2016. Timberlake gave his first televised performance of "Can't Stop the Feeling!" during the interval act of the Eurovision Song Contest 2016 grand final. It was followed by a music video directed by Mark Romanek, which was released on May 16, 2016. The music video follows Timberlake on a tour to everyday places as he dances through what a typical day may be. By December 2023, it had accumulated over 1.7 billion views. A wide number of fan-made videos followed the song's video release.

The single debuted atop the US Billboard Hot 100, opening with 379,000 downloads in its first week, marking Timberlake's fifth number-one single in the country, and making it the twenty-sixth song in Hot 100 history to start at the summit of the chart. Additionally, it became the second song to spend its first ten weeks atop the Digital Songs chart. The single was Timberlake's fifth number-one single on the Radio Songs chart and his eighth on the Mainstream Top 40; it is among the top twenty longest-leading number-one singles on the Adult Contemporary chart. Internationally, it topped the charts in Argentina, Brazil, Belgium, Canada, the Czech Republic, France, Germany, Hungary, Israel, Mexico, the Netherlands, Russia, Scotland, Slovakia, Slovenia, South Africa, Sweden, and Switzerland, and the top five in most of Europe.

"Can't Stop the Feeling!" was the best-selling song of 2016 in the US. As of 2017, it has sold 3.3 million downloads in the country. It was the second-best-performing song of the year on Apple Music. The Official Charts Company from the UK named it Timberlake's biggest song in the country, with over one million units sold. The song won the Grammy Award for Best Song Written for Visual Media at the 59th annual ceremony, and received nominations for the Academy Award for Best Original Song, the Golden Globe Award for Best Original Song and the Critics' Choice Award for Best Song. It is the 41st Hot 100 number one song to be nominated for an Academy Award.