Maybe the underdog I know is based on the underdog from the 60's, but the one I'm familliar with was on Nickelodeon, and also spoke in rhymes. He was a cartoon dog, and I think he had a cape.
"There's no need to fear! Underdog is here!" - phrase from virtually every preview/ad for the show.
dari bandcampgirl183 Jum'at, 16 September 2005