Chris Willman Senior Music Writer and Chief Music Critic The all-star trio Boygenius has set 14 headlining dates for this summer, on top of festival gigs that include Coachella appearances and concerts under the Re:SET banner that’d previously been announced for the group. Opening acts for the 14 newly set dates include Carly Rae Jepsen, Broken Social Scene, Illuminati Hotties, Bartees Strange and Claud. The shows include gigs at two of the nation’s most iconic outdoor venues — Red Rocks Amphitheater in Colorado, on Aug. 5, and the Gorge in Washington state, on July 29 — along with al fresco appearances in Phoenix, Houston, Pittsburgh, Salt Lake City, Toronto, Vancouver, Asheville, Wilmington, Bend, Bonner and Boise.