I haven't seen these items on You Tube before now, but by the upload date they have been there for a while.
The four part item has been there for a while.
According to the title on the You Tube page, this is "A very rare recording of Elvis Presley interviewed by Norm Pringle from CKDA Victoria, BC."
Part 1
https://www.youtube.com/watch?v=LTcQW5GOAQk
Part 2
https://www.youtube.com/watch?v=YGVRxs1ThyE
Part 3
https://www.youtube.com/watch?v=bPOtUAZWIv8
Part 4
https://www.youtube.com/watch?v=lNozV92h660