What makes Who Are Those Guys? by New Riders of the Purple Sage notable?

'Who Are Those Guys?' is significant for its representation of the country rock genre during a time when it was gaining traction in mainstream music. The album features tracks that became staples in live performances and contributed to the band's legacy within the genre, solidifying their place alongside contemporaries like The Grateful Dead. Released in 1977, 'Who Are Those Guys?' was the New Riders of the Purple Sage's fourth studio album and a pivotal moment in their career. At this point, they were transitioning from their earlier psychedelic influences to a more straightforward country rock sound, reflecting the changing musical landscape of the late 1970s.