Listen to the song here. The Foggy Mountain Boys was an American bluegrass band. The band was founded by guitarist Lester Flatt and banjo player Earl Scruggs. The group is considered one of the premier bluegrass groups in the history of the genre.
It probably means nothing. Yellow is the color we expect urine to be. If you take a vitamin supplement, these can sometimes give the urine an almost fluorescent color, a very bright yellow or yellow-green.
The change in urine colour can indicate which food you have eaten, which medicine or supplement you took or a medical problem. These are some of the foods that may change the colour of urine: Dark yellow or orange: carrots. Green: asparagus.