among the above three brothers; was the first one part of any band?
Yes,  Blue Grass Boys
Introduction
 Blue Grass Boys,
who is the original singer of you're gonna miss me when i'm gone Over the years, the original has been recorded by many artists, most notably by Charlie Monroe. Lulu and the Lampshades were the first to use the cup game for percussion when performing the song who is this mentioned person? He  was an American country and bluegrass music guitarist. does he have siblings? Yes, Bill Monroe, Bertha, Birch what are his single works? UNANSWERABLE
Yes, Blue Grass Boys. Yes, the Blue Grass Boys. Yes, THe Monroe Brothers.
Bill Monroe Bill Monroe Charlie Monroe
Introduction Introduction The Monroe Brothers
The genre takes its name from his band, the Blue Grass Boys, who named their group for the bluegrass of Monroe's home state of Kentucky.  The genre takes its name from his band, the Blue Grass Boys, who named their group for the bluegrass of Monroe's home state of Kentucky. When Birch refused the offer, Bill and Charlie took the bill as The Monroe Brothers.
wiki:5398352
Bill Monroe [SEP] Introduction
William Smith Monroe (; September 13, 1911 – September 9, 1996) was an American mandolinist, singer, and songwriter, who created the bluegrass music genre. Because of this, he is often called the "Father of Bluegrass". The genre takes its name from his band, the Blue Grass Boys, who named their group for the bluegrass of Monroe's home state of Kentucky. Monroe's performing career spanned 69 years as a singer, instrumentalist, composer and bandleader.