Wild Blue Yonder Band will return to Union County with two dates to perform their Appalachian traditional music. The public is invited to hear their free performance at Lil' Jo's in Maynardville on this Friday night, January 12, from 7:00 to 9:00. Members and guests of the Union County Historical society will benefit from Wild Blue Yonder's entertainment on Sunday, January 21, at 2:30 at the Union County Museum.