Bluegrass pickers Robert Wildman, Ansel Bretz and Dave Speigel will cover tunes by the David Grisman Quintet, along with The Devil Makes Three, The Beatles, Bob Wills and Red Stick Ramblers, at 9 p.m. Friday, Oct. 12, at Paddy Brannan’s Irish Pub, 23 S. Second St. The cover is free.