Joni Mitchell

Graham Nash, Cyndi Lauper and others showed up as singer-songwriter accepted Library of Congress Gershwin Prize for Popular Song.

Trent Reznor and George Harrison's 'All Things Must Pass' were also among the early winners at the 64th annual awards.

Musicians across generations and genres paid tribute to the legendary singer-songwriter.

He reflects on “hysterically funny” moment as she sang “That Song About the Midway” twice to make sure he understood.