Guarda Streamingcommunity. The film traces the start of Kahan’s music career from the release of his early albums “Busyhead” and “I Was /I Am,” on his way to becoming a star headlining New York’s Madison Square Garden and Boston’s Fenway Park. As the documentary follows the Vermont native’s journey, it dives into Kahan’s struggles and challenges with navigating his mental health while in the spotlight.