Brush up on your cover of “We Will Become Silhouettes” because The Postal Service is back! On today’s Rock it Out! Blog, Sami discusses the return of Ben Gibbard’s star-studded side-project and their upcoming performance at Coachella, as well as Dave Grohl’s collaboration with Ghost and the live debut of the Sound City Players, The Rolling Stones’ decision to skip Coachella, and Guns N’ Roses’ upcoming 3D film.

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