The lineup for this year’s 11th annual edition of the Suwannee Hulaween festival has been unveiled, with a first-of-its-kind collaboration between Grateful Dead co-founder Bobby Weir and perennial festival fixtures The String Cheese Incident—dubbed The Bobby Weir Incident—at the top of the bill. The impromptu supergroup’s one and, for the foreseeable future, only performance will comprise two consecutive sets closing …