2018 Dead and Company Summer Tour. Official Show Poster From The Gorge Amphitheater 6/29/2018 show in Washington. The item "Dead And Company Poster 6/29/18 The Gorge, Washington" is in sale since Saturday, September 15, 2018. This item is in the category "Entertainment Memorabilia\Music Memorabilia\Rock & Pop\Artists G\Grateful Dead\Posters".The seller is "kirstmenc_7" and is located in Chicago, Illinois. This item can be shipped to United States.