The Beatles fans' screams. 'Live Beatles' and 'Studio Beatles' had become entirely different beasts." The band's concert at San Francisco's Candlestick Park on 29 August was their last commercial concert. It marked the end of a four-year period dominated by almost nonstop touring that included over 1,400 concert appearances internationally. Freed from the burden of touring, the Beatles embraced an increasingly experimental approach as they recorded "Sgt. Pepper's Lonely Hearts Club Band", beginning in late November 1966. According to engineer Geoff Emerick, the album's recording took over 700 hours. He recalled the band's insistence "that everything on "Sgt. Pepper" had to be
Where Is the Line 2003, along with other three tracks from "Medúlla". The song has also been performed on the Volta Tour in 2007 and 2008. Additionally, "Where Is the Line" was performed along with musician Mike Patton, best known as the lead singer of the alternative metal band Faith No More, on the Biophilia Tour on 28 May 2013, in San Francisco. The song was also added to the setlist of some shows of the Vulnicura Tour in 2015. The track was covered by Michael Wollny and Heinz Sauer on their album "Certain Beauty", under the title "Where is the Line (With You)".