DVD and technically The Untold Story has never aired on television. The episodes that make up The Untold Story aired as the three part season four finale.
That would be Stewie Griffin: The Untold Story
Season 4 in Jungle Love & Stewie Griffin: the Untold Story aka Stu & Stewie's Excellent Adventures
Model Misbehavior
There does not appear to be anywhere you can legally downloads the movie.
It's from "Stewie Griffin: The Untold Story",specifically "Stewie & Stu's Excellent Adventure"
He actually asks Are the Jews gone yet... but it is from Stewie Griffin The Untold Story
the episode name is Stewie B. Goode which is Season 4 Ep. 28 Also the first part the Stewie Griffin: The Untold Story
This doesn't happen in any season of the show. This quote happens in the DVD movie, Stewie Griffin: The Untold Story
"It's a story 'bout friendship with music by me. About a bear and a bunny (gibberish) and the bear becomes his new family. Something like that."
The music is from the James Bond Film Casino Royale
Stewie Griffin: The Untold Story. It's a three part special from the Family Guy series which they later released as a 'film'.
She doesn't interview him in any season. This happens in the DVD movie, Stewie Griffin: The Untold Story