Millie Bobby Brown – Enola Holmes as Enola Holmes.Adam Sandler – Hubie Halloween as Hubie Dubois.Chris Pine – Wonder Woman 1984 as Steve Trevor.
Presented 'Favorite Animated Movie', 'Favorite Female Sports Star', 'Favorite Male TV Star', 'Favorite Kids' TV Show', 'Favorite Female Artist', and 'Favorite Male Sports Star' Presented 'Favorite Music Collaboration' and 'Favorite Male Artist' Presented 'Favorite Voice from an Animated Movie' Presenters at the 2021 Kids' Choice Awards Presenter(s) Vice President of the United States, Kamala Harris, also made an appearance during the ceremony. Also during the show were iCarly cast members Miranda Cosgrove, Nathan Kress, and Jerry Trainor all reuniting together, and Thompson's onscreen daughters of Kenan, Dani and Dannah Lane. The ceremony featured appearances by celebrities including Anthony Anderson, Iain Armitage, Jayden Bartels, Joshua Bassett, Hailey Bieber, Millie Bobby Brown, BTS, Dove Cameron, Terry Crews, Charli D'Amelio, David Dobrik, Robert Downey Jr., Young Dylan, Gal Gadot, Jennifer Garner, Gabrielle Nevaeh Green, Tiffany Haddish, Kim Kardashian, Anna Kendrick, Heidi Klum, Liza Koshy, That Girl Lay Lay, Jules LeBlanc, Darci Lynne, Marsai Martin, Gaten Matarazzo, Lin-Manuel Miranda, Tyler Perry, Addison Rae, Noah Schnapp, JoJo Siwa, Sofía Vergara, and Finn Wolfhard. Ī new episode of Danger Force led into the ceremony, while a new episode of Side Hustle served as the lead-out. On March 18, it was announced that BTS set another world record after winning three awards in the ceremony, achieving them the Guinness World Record for 'Most Nickelodeon Kids' Choice Awards blimps won by a music group', with five overall (one each in 20).
In addition, Millie Bobby Brown became only the second person since Amanda Bynes in 2003 to win both 'Favorite Movie Actress' and ' Favorite TV Actress' within the same ceremony. The show set a Guinness World Record for 'Most People Gunged/Slimed Simultaneously Online' with 195 participants. Justin Bieber performed " Intentions" with Quavo, as well as " Anyone" and " Hold On", the former originally being planned for the previous years' ceremony.
The show also featured an interactive fan wall to allow for an audience, and utilized XR technology throughout its broadcast. The ceremony was held with most presenters, winners, and performers in-person, with some appearing virtually due to the ongoing COVID-19 pandemic.
It aired live on Nickelodeon and in a domestic simulcast with several other ViacomCBS cable networks, and was broadcast live or tape delayed across all of Nickelodeon's international networks. The 34th Annual Nickelodeon Kids' Choice Awards ceremony was held on March 13, 2021, at the Barker Hangar in Santa Monica, California with Kenan Thompson serving as host.