I have a test where I am given the following article, what is an answer for the question: What is the last name of the person whose death was ruled an accidental carbitol overdose? ?

Sgt. Pepper was the first major pop/rock LP to include its complete lyrics, which appeared on the back cover. Those lyrics were the subject of critical analysis; for instance, in late 1967 the album was the subject of a scholarly inquiry by American literary critic and professor of English Richard Poirier, who observed that his students were "listening to the group's music with a degree of engagement that he, as a teacher of literature, could only envy". Poirier identified what he termed its "mixed allusiveness": "It's unwise ever to assume that they're doing only one thing or expressing themselves in only one style ... one kind of feeling about a subject isn't enough ... any single induced feeling must often exist within the context of seemingly contradictory alternatives." McCartney said at the time: "We write songs. We know what we mean by them. But in a week someone else says something about it, and you can't deny it. ... You put your own meaning at your own level to our songs." The album's elaborate cover also attracted considerable interest and study. A collage designed by pop artists Peter Blake and Jann Haworth, it depicted the group as the fictional band referred to in the album's title track standing in front of a crowd of famous people. The heavy moustaches worn by the group reflected the growing influence of hippie style, while cultural historian Jonathan Harris describes their "brightly coloured parodies of military uniforms" as a knowingly "anti-authoritarian and anti-establishment" display. In 2003, Rolling Stone ranked it number one on its list of the "500 Greatest Albums of All Time".
On 25 June 1967, the Beatles performed their forthcoming single, "All You Need Is Love", to an estimated 350 million viewers on Our World, the first live global television link. Released a week later, during the Summer of Love, the song was adopted as a flower power anthem. Two months later, the group suffered a loss that threw their career into turmoil. Having been introduced to Maharishi Mahesh Yogi only the...

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