Sunday Morning for Sunday 12 May 2019 Sunday Morning
Wylie Gustafson's Yahoo! yodel
Wylie & The Wild West Discography
Yodel Boogie- Yodeler Wylie Gustafson of Wylie & the Wild West with Conan
Cowboy Yodeler Is No Yahoo! - CBS News
Wylie Gustafson - Wikipedia
Wylie Gustafson: On top of his game - Lively Times