Butler joined band to perform 'Seasons (Waiting On You)'
The gig marks the end of their North American gig run
Win and Will Butler will play on team with Nikolai Fraiture and Bon Iver's Justin Vernon
The band were playing the second of two shows at the city's United Center
They played the bluesman's 1957 song 'Who Do You Love?'
Band's 'Reflektor' tour has seen them cover a wide variety of artists
Band joined by New York Dolls frontman David Johansen in New York
The band take on the Boston natives as the 'Reflektor' tour calls into neighbouring Mansfield, Massachusetts
The Canadian band also covered Fugazi's 'Waiting Room' at Washington DC gig
The group performed 'Come On Baby Let's Go Downtown in Winnipeg