The 31st Annual Nickelodeon Kids' Choice Awards was held on Saturday, March 24, 2018, at The Forum in Inglewood, California live on Nickelodeon and either live or on tape delay across all of Nickelodeon's international networks. This was the third time the award ceremony was held at The Forum as the 2015 and 2016 Kids' Choice Awards were also previously held there. John Cena returned as host of the ceremony for the second consecutive year. The show also gave an honor to the people protesting in the March For Our Lives movement that occurred on the same day, including other honors coming from award winners such as Millie Bobby Brown, Camila Cabello, Liza Koshy, and Zendaya. A new episode of Henry Danger premiered before the ceremony. Afterwards, a new episode of Knight Squad was shown.Winners and nominees - Nominations were announced on February 26, 2018. Unlike past years where the voting periods for all categories opened all at once, one genre opened up to voting per week, along with several show-only category voting windows. Winners are listed first, in bold. For the movie categories, voting was opened on February 26, with voting on music categories opened on March 5, television voting beginning on March 12, and a variety of miscellaneous categories on March 19. Other categories will be announced and opened to rapid voting during the ceremony.
Favorite Movie - Jumanji: Welcome to the Jungle
Favorite Movie Actor - Dwayne Johnson (Dr. Smolder Bravestone/Spencer, Jumanji: Welcome to the Jungle)
Favorite Movie Actress - Zendaya (Michelle "MJ" Jones, Spider-Man: Homecoming & Anne Wheeler, The Greatest Showman)
Favorite Animated Movie - Coco
Favorite Music Group - Fifth Harmony
Favorite Male Artist - Shawn Mendes
Favorite Female Artist - Demi Lovato
Favorite Song - "Shape of You" (Ed Sheeran)
Favorite Breakout Artist - Camila Cabello
Favorite Global Music Star - BTS
Favorite Dance Trend[ - "The Backpack Kid"/"Swish Swish", Russell Horning and Katy Perry, Saturday Night Live
Favorite TV Show - Stranger Things
Favorite TV Actor - Jace Norman (Henry Hart, Henry Danger)
Favorite TV Actress - Millie Bobby Brown (Eleven/Jane, Stranger Things)
Favorite Cartoon - SpongeBob SquarePants
Favorite Funny YouTube Creator - Liza Koshy
Favorite Musical YouTube Creator - JoJo Siwa
Favorite Video Game - Just Dance 2018
Favorite Instagram Pet - Jiffpom
