Blues Traveler will continue its July 4 tradition in 2011. The group which first celebrated Independence Day at Red Rocks in 1992, will be back again this year. Matisyahu and Toad The Wet Sprocket will join the group on Monday July 4, 2011. Traveler has performed only limited dates this year, as it works on its next studio and John Popper gigs with The Duskray Troubadours A limited number of Early Bird $27.50 tickets will go on sale this coming weekend.