Conversation so far:
Did Roy Acuff perform at the Grand Ole Opry?
In 1938, the Crazy Tennesseans moved to Nashville to audition for the Grand Ole Opry.
Who are the Crazy Tennesseans for Roy Acuff?
Around 1936, Roy formed a band called the Tennessee Crackerjacks. The band’s name was later changed to the Crazy Tennesseans.
Did Roy Acuff perform with the Crazy Tennesseans?
Roy formed the Crazy Tennesseans
Who are the members of the band the Crazy Tennesseans with Roy Acuff?
Roy Acuff, Jess Easterday, Clell Summey, Red Jones
Are the Smokey Mountain Boys with Roy Acuff successful?
Acuff began his music career in the 1930s and gained regional fame as the singer and fiddler for his group, the Smoky Mountain Boys.
Where did the Smoky Mountain Boys with Roy Acuff play at?
Appalachian region
Did the Smoky Mountain Boys with Roy Acuff produce any records?
Songs Of The Smoky Mountains
What songs did the Smoky Mountain Boys with Roy Acuff play?
Great Speckled Bird No. 2 / Tell Mother I'll Be There
Did Roy Acuff win any awards?
1991, the National Medal of Arts, and a lifetime achievement award by the John F. Kennedy Center for the Performing Arts, the first Country music act to receive the honor.

Question: What instrument did Acuff play?
Self-contained rewrite: What instrument did Acuff play?