Nickelodeon has produced a plethora of successful cartoon shows, but these are the ones that have aired for the longest ...

Khalid as Brock & Gerald Khalid rocked two cartoon character themed costumes, including Brock from the Pokémon franchise and Gerald from Hey Arnold! See here and here.

In Nickelodeon All-Star Brawl 2, Hey Arnold! fans will have plenty to celebrate, as the game will have at least two representatives from the animated series. While the football head himself seems ...

Arnold’s best friend Gerald is one of the few children who lives in a relatively stable household environment, with both parents present and apparently holding steady work.

Arnold’s best friend, Gerald, a smooth-talking fourth grader with a mental Rolodex of urban mythology, complemented Arnold’s sometimes purist moral aptitude.

Gerald Johanssen is definitely one of the greatest characters from the '90s/'00s Nickelodeon animated sitcom Hey Arnold!. And you cannot tell me otherwise! He was one of the coolest kids in Hillwood.

For the 25th anniversary of the “Hey Arnold!” pilot, show creator Craig Bartlett talked to NBC Asian America about the storyline surrounding Mr. Hyunh, a Vietnamese refugee.

Nickelodeon brought Hey Arnold! to its TV line-up in 1996. It joined a slate of very successful animated series, including Doug, Rugrats, and The Ren & Stimpy Show. As hoped, the kid’s network ...

Hey Arnold!: The Movie followed Arnold and his friends, Gerald and Helga, as they fight to save their beloved neighborhood from a developer wanting to turn the area into a huge shopping mall.