of the two would become a main character in the series; Lammy won the contest, although Truffles did appear since in cameo roles. He makes his debut in the episode "A Bit of a Pickle", but most prominently appears in ''Clause for Concern". While he is not a main character, he has been killed in two episodes, by Lumpy in "All in Vein" and Flippy in "By the Seat of your Pants". It was officially stated that he is a bully, indicating that he could be an anti-hero. Unicornius - A crudely-drawn white unicorn with a rainbow horn and tail. He was one of two winners in the first of two "Truffles' Video Bomb" competition where fans could submit their own characters for a chance for them to be featured as a cameo in an official episode. He appeared as a cameo in "Pet Peeve". Tricksy - A white and brown ferret with a knack for pranks. He was one of two winners in the first of two "Truffles' Video Bomb" competitions where fans could submit their own characters for a chance for them to be featured as a cameo in an official episode. He appeared as a cameo in "Pet Peeve". Rudy - A purple ram dressed as the character Ryu from the Street Fighter video game series. He was the winner of the second of two "Truffles' Video Bomb" competitions where fans could submit their own characters for a chance for them to be featured as a cameo in an official episode. He appeared as a cameo in "A Vicious Cycle". FatKat - Only appearing as a cameo in the Happy Tree Friends Break short "Take Your Seat", FatKat is a blue cat who is based on the mascot of FatKat Animation, the now-defunct animation studio that worked on the Happy Tree Friends TV series. Fall Out Boy - The real-life alternative rock band Fall Out Boy made a cameo appearance as Tree Friend versions of themselves in the music video for their song "The Carpal Tunnel of Love", which was animated by the crew of Happy Tree Friends. All four members die in the video when they are decapitated by a tow cable. Awards In other media Fall Out Boy's 2007 music video for their song "The Carpal Tunnel of Love" was directed by Kenn Navarro and stars characters from the series. The band members also make