oh lawdy those sisters.... rare a guitar company makes a signature model and usually for a giant of the industry like geezer butler's bass or lemmy(only man known) getting a ricken sig... that girl has a signature lapsteel. I want to say rockabilly at times for genre, they grew up learning classical, toured as bluegrass...Mississippi or Keep Digging for songs, you'll understand! Also look up this place https://www.cbgitty.com has instructions/parts to make a dobro/lapsteel from a board and aftermarket parts.