Home Jambase Trey Anastasio Guests With Bob Weir At Wanee FestivalNational Music NewsJambaseMusic[UPDATED] Trey Anastasio Guests With Bob Weir At Wanee FestivalApril 23, 2017203FacebookTwitterPinterestWhatsApp Read what Lady Gaga had to say about Trey Anastasio and Bob Weir’s cover of her song.