Supplemental information

• The photo on the cover is at San Vicente Boulevard
  San Vicente Boulevard
  San Vicente Boulevard is a major northwest-southeast thoroughfare located in the western portion of the Metropolitan Area of the U.S. city of Los Angeles, California....
  
   and La Brea Avenue
  La Brea Avenue
  La Brea Avenue is a prominent north/south thoroughfare in Los Angeles. Several museums are located along La Brea, and it is known for having many stores and eateries.-Description:...
  
   in Los Angeles, California
  Los Angeles, California
  Los Angeles , with a population at the 2010 United States Census of 3,792,621, is the most populous city in California, USA and the second most populous in the United States, after New York City. It has an area of , and is located in Southern California...
  
  
• On the European release of Quality Control, one track differs - track 14 is "Concrete and Clay" (replacing "Improvise"). The track is something of a reprise or re-working of the song "Concrete Schoolyard" from their debut album, Jurassic 5
  Jurassic 5 (album)
  Jurassic 5 is the debut album by Jurassic 5. The material from the Jurassic 5 EP plus a few additional tracks were repackaged as an album and released by Pan Records as Jurassic 5 in 1998.-Background:...
  
  , and the two songs share the same chorus.
• A copy of the CD is on display at the Smithsonian National Museum of American History
  National Museum of American History
  The National Museum of American History: Kenneth E. Behring Center collects, preserves and displays the heritage of the United States in the areas of social, political, cultural, scientific and military history. Among the items on display are the original Star-Spangled Banner and Archie Bunker's...
  
   along with Californication
  Californication (album)
  Californication is the seventh studio album by American rock band Red Hot Chili Peppers, released on June 8, 1999 on Warner Bros. Records. Produced by Rick Rubin, Californication marked the return of John Frusciante, who had previously appeared on Mother's Milk and Blood Sugar Sex Magik, to replace...
  
   by the Red Hot Chili Peppers
  Red Hot Chili Peppers
  Red Hot Chili Peppers is an American rock band, formed in Los Angeles in 1983. The group's musical style primarily consists of rock with an emphasis on funk, as well as elements from other genres such as punk, hip hop and psychedelic rock...
  
   and Ozomatli
  Ozomatli
  Ozomatli is a seven to ten piece band playing primarily Latin, hip hop, and rock music, formed in 1995 in Los Angeles. They are known both for their vocal activist viewpoints and their wide array of musical styles - including salsa, jazz, funk, reggae, rap, and others.In a 2007 NPR interview, band...
  
  's eponymous debut album as representations of Southern California
  Southern California
  Southern California is a megaregion, or megapolitan area, in the southern area of the U.S. state of California. Large urban areas include Greater Los Angeles and Greater San Diego. The urban area stretches along the coast from Ventura through the Southland and Inland Empire to San Diego...
  
  's music scene.
• The Australian edition of the album included a second disc containing instrumental
  Instrumental
  An instrumental is a musical composition or recording without lyrics or singing, although it might include some non-articulate vocal input; the music is primarily or exclusively produced by musical instruments....
  
   versions of each of the tracks.
• The track "Improvise" was featured on the English version of the cult Dreamcast game Jet Set Radio
  Jet Set Radio
  is a video game for the Dreamcast, developed by Smilebit and published by Sega on June 29, 2000. A 2D version of the game was later released for Game Boy Advance; this version was developed by Vicarious Visions and published by THQ. Its sequel, Jet Set Radio Future was released 2 years later for...
  
  (Jet Grind Radio in the U.S.).
• "Great Expectations" was used as a track in the video game Mat Hoffman's Pro BMX
  Mat Hoffman's Pro BMX
  Mat Hoffman's Pro BMX is a BMX video game developed by Runecraft and published by Activision. It was released in 2001 for various systems, including the Game Boy Color, PlayStation, Dreamcast, and Game Boy Advance. It was also released for Windows. The game was followed by Mat Hoffman's Pro BMX 2...
  
  .
• The vocals on "How We Get Along" are sampled from Bernard Purdie's instructional video Groove Master.