Biff

Biff is the leader of the Neptunes who plays the lead guitar and stars in the Jabberjaw animated television series. He is voiced by Tommy Cook.

Character description
An athletic, handsome, brown-haired young man who is the band's guitar player and level-headed leader who books all the gigs. In many episodes, his hair is drawn black. His main catchphrase is "Jumpin' jellyfish!" (occasionally, "Hoppin' halibut!")

Harvey Birdman
Biff and the Neptunes appeared in the episode "Shoyu Weenie", in which, after the Chan Clan discovers that Jabberjaw and the Neptunes have stolen their hit single and decide to take their case to a higher power. When he's not available, they settle for Harvey.

Scooby-Doo! Mystery Incorporated
Biff and the Neptunes appeared in the 14th episode of First Season of Scooby-Doo! Mystery Incorporated titled "Mystery Solvers State Club Finals".

Unlike Jabberjaw, Biff and the Neptunes appear in non-speaking roles throughout the episode.

in The episode The Neptunes are invited to compete in the annual Teen Mystery Solvers' Convention, a weekend affair where sleuthing teams from around the country compete to solve a mystery. However, the mystery turns out to be the disappearance of the teams themselves. Scooby-Doo alongside Jabberjaw, Speed Buggy & Captain Caveman rescue the Teen Mystery Solver's and save the day.

in the end, it's revealed that the entire episode is a product of Scooby-Doo's Dream.

SCOOB!
Biff and the Neptunes appear on a poster in the Funland amusement Park Arcade.

Jellystone!
Biff is set to appear in the upcoming HBO Max original series Jellystone!, alongside Jabberjaw and the Neptunes.

in popular culture

 * Biff and the Neptunes appeared in a music video set to pain's "JabberJaw (Running Underwater)" in which they are portrayed as an underwater ska band, with all of them wearing modern clothing instead of jumpsuits. in the music video, Biff is the lead guitar and singer and now wears a light blue bowling shirt and jeans