Question: Which band has played together longer, Passion Pit or Kaizers Orchestra?

Context paragraphs:
Live i Oslo Spektrum: Live i Oslo Spektrum is a live album released on CD, DVD and Blu-ray featuring Norwegian alternative rock band Kaizers Orchestra.  It features their concert at Oslo Spektrum in Oslo, Norway on 9 April 2011, the official celebration of Kaizers Orchestra's tenth anniversary.  The album is expected to be released on 11 November 2011 (coinciding with the release date of their eighth studio album, "Violeta Violeta Vol.  II", and the stage premiere of their musical, "Sonny").  The live CD of the same concert, bundled with both releases, omits a certain number of songs due to capacity constraints.

Manners (album): Manners is the debut studio album by American electropop band Passion Pit, released on May 15, 2009 by Frenchkiss Records and Columbia Records. " The Reeling" was released as the album's lead single on May 11, 2009, and its music video premiered on YouTube on April 21, 2009.  A second single "To Kingdom Come" was released in August 2009, followed by "Little Secrets" in December 2009. " Sleepyhead" was originally included on Passion Pit's debut EP "Chunk of Change" (2008), but was mastered for inclusion on "Manners" (none of the tracks on the EP were mastered).

Janove Ottesen: Janove Ottesen (born Jan Ove Ottesen, 1975) is a Norwegian musician, born in Stord, Hordaland, Norway.  He specializes in vocals, guitar and barrels, and is a leading member of the Norwegian band Kaizers Orchestra.

Erlend Skomsvoll: Erlend Fredrik Skomsvoll (born 12 May 1969 in Bærum, Norway) is a Norwegian jazz musician (piano, keyboards, accordion, and tuba), band leader, composer and arranger, known from his own band Skomsork and the band Wibutee with Live Maria Roggen, Madrugada, and Kaizers Orchestra.  He has also cooperated with Nils Petter Molvær, Chick Corea and Pat Metheny.

Uncle Deadly (band): Uncle Deadly is a Norwegian band from Stavanger.  They were formed in 2009 as the second solo project of Kaizers Orchestra guitarist Geir Zahl.  Morten Abel (known from The September When, Peltz, Mods, and his solo work), Christer Knutsen (previous played on Zahl's solo albums), and Børge Fjordheim (from Cloroform) later joined the band and they became a full group.  Several artists like Thomas Dybdahl, Thom Hell, and Janove Ottesen made guest appearances on their debut album.

Gnom: gnom (gnome) was a Norwegian folk music band, the third band started by Janove Ottesen and Geir Zahl.  Despite being relatively obsolete on the Norwegian musical scene, it is an important part of the creation of Kaizers Orchestra.

Viva la Vega: Viva La Vega is a Live DVD featuring the Norwegian alternative rock band Kaizers Orchestra produced by the Norwegian company Amazon Film.  It features their concert at Vega in Copenhagen, Denmark on 6 October 2005, as well as documentaries, music videos, a biography, and stills.  The DVD features all the songs Kaizers recorded in 2005, whether as part of the concert itself or as background music for the extras.

Passion Pit: Passion Pit is an American indietronica band from Cambridge, Massachusetts, formed in 2007.  The band consists solely of Michael Angelakos (lead vocals/keyboards), joined live by Chris Hartz (drums), Aaron Harrison Folb (bass/synthesizers), Giuliano Pizzulo (guitar/synthesizers), and Ray Suen (guitar/synthesizers).

Geir Zahl: Geir Zahl (born 19 May 1975) is a Norwegian musician.  He is known for playing guitar in the Norwegian rock group Kaizers Orchestra.  The band was founded by Geir Zahl and Janove Ottesen who had both played together in some other bands, namely Blod, snått & juling and gnom.  Geir Zahl is the composer and main vocalist on several songs, both on the recordings and live at concerts.

Kaizers Orchestra: Kaizers Orchestra was a Norwegian alternative rock band formed on 1 January 2000.  They are notable for being among the first non-black metal Norwegian artists singing in their native language to become popular beyond Scandinavia.  To other Norwegians, the band is instantly recognizable both because of their unique, unpredictable style, and because of vocalist Ottesen's distinctive Jæren dialect, shared by four of the other band members.

Supporting paragraphs: Passion Pit Kaizers Orchestra
Answer: Kaizers Orchestra