It may not be part of the same canon or continuity as the animated series. Adventure Time: Marceline and The Scream Queens Issue 2 is a part of the Adventure Time comic miniseries. It was published by BOOM! Studios.
Traveling Wilburys. The Traveling Wilburys (sometimes shortened to the Wilburys) were a British-American supergroup consisting of Bob Dylan, George Harrison, Jeff Lynne, Roy Orbison, and Tom Petty. The band recorded two albums, the first in 1988 and the second in 1990, though Orbison died before the second was recorded.
George Harrison first mentioned the Traveling Wilburys during a radio interview with Bob Coburn on the Rockline radio station in February 1988. When asked what he planned to do as a follow-up for his Cloud Nine album, Harrison replied: What I'd really like to do next is... to do an album with me and some of my mates...