The Geordie duo picked up the Favourite Family TV Show award for Britain's Got Talent, as well as collecting gongs for Favourite Funny Person and Favourite TV Presenters.
Britain's Got Talent and X Factor judge Simon Cowell took home the Favourite Baddie trophy, while Talent's George Sampson beat X Factor's Leon Jackson to the Favourite Winner accolade.
Hannah Montana actress Miley Cyrus won the Favourite Female TV Star award, with Drake and Josh star Josh Peck collecting the male equivalent.
McFly were named Favourite Band, while Chris Brown picked up the Favourite Singer prize and Leona Lewis won the Favourite Song award for 'Bleeding Love'.
The latest Indiana Jones movie won the Favourite Film category, while WALL-E was voted Favourite Animated Film. Chronicles of Narnia stars William Moseley and Georgie Henley took home the respective prizes for Favourite Male and Female Film Star.
This year's Nickelodeon Kids' Choice Awards, hosted by Dannii Minogue, will air next Saturday, September 20 at 11am on Nickelodeon.