One season wonder 

A one season wonder is when a show is incredible, but it only has one season. Either season 2 was canceled, or the show starts and finishes with one season.

Dan: "Dude, did you watch "Turtle Wars?"
Kevin: "Yeah, it was a one season wonder."

One season wonder by Mettatheone November 5, 2020

One season wonder 

Jamie Vardy

Jamie Vardy is a one season wonder

One season wonder by H. Kane December 13, 2018

A one season wonder

A TV term for a show that only last one season due to ratings or rubbish plots and ended getting the axe but there were some shows that didn't to be label as a one season wonder

like the Chicago code or Knight Rider

A one season wonder is equal to the music industries One hit wonder

Guy:1 hey can't wait till the next season of knight rider

Guy:2 sorry mate but they just cancelled the show after 17 episodes

Guy:1 so means its a one season wonder

A one season wonder by big ginger 88 October 16, 2015