<P> The songs "Ode to Sleep", "Holding on to You", "Car Radio", "Guns for Hands", and "Trees" were taken from the previous album, Regional at Best . Joseph composed the album "not knowing whether or not people were going to hear it". </P> <P> Recording for Vessel took place at Rocket Carousel Studio, located in Los Angeles, California with Greg Wells producing . Wells provided additional synths, keyboards and programming . Wells mixed the album, while Ian McGregor helped with recording . Mastering was performed by Howie Weinberg and Dan Gerbarg at Howie Weinberg Mastering, also in Los Angeles . </P> <P> The album cover features the duo's paternal grandfathers, Dun's grandfather passing shortly after the album's release . The man on the left was Dun's paternal grandfather Earl Owen Dun, and the man on the right is Joseph's paternal grandfather Robert O. "Bobby" Joseph, who passed away on March 17, 2018 . </P> <P> In the summer of 2012, Twenty One Pilots released the Three Songs EP, which featured the tracks "Guns for Hands", "Migraine", and "Ode to Sleep". On September 11, "Holding on to You" was released as a single . On December 18, the album was made available for streaming via Entertainment Weekly . Vessel was released through Fueled by Ramen on January 8, 2013 . The two elderly men pictured on the album cover are Tyler Joseph and Josh Dun's grandfathers . The pair did it to see what the label's reaction was and when the label said yes the group said "Okay, maybe this is going to work!" In an interview, Joseph spoke on the meaning behind the album's name, saying that "a vessel (our body) is an object carrying something far more important than the outer shell, and when we die, that is set free and lives on ." </P>

Who is on the cover of 21 pilots vessel album
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