Question: Name the show for which Eric Jacobson, the American puppeteer, is well known subsequent to his success with a character performed by Frank Oz which has appeared in every Muppet film, and also appears in the television series, "The Muppets"?
Sentence (from "Eric Jacobson"): As of 2015, Jacobson is now Caroll Spinney's understudy for Oscar the Grouch.
Relevant evidence: No