Question: What year was the band that released Imaginary Monsters formed?

Context paragraphs:
Monsters of Folk: Monsters of Folk is an American supergroup, consisting of Jim James from My Morning Jacket, Conor Oberst and Mike Mogis from Bright Eyes, Will Johnson from Centro-matic and M. Ward, solo artist and half of She & Him.  The band was formed in 2004 when the members were on tour with their respective bands and solo projects.  After playing together both on-stage and backstage, they started working together on various material.  Due to the members' main projects, Monsters of Folk did not wrap up their first album until 2009, and it was released on September 22 on Rough Trade.

Can Can (band): Can Can (stylized as Can!! Can) is an American punk rock band from Atlanta, Georgia.  They were formed in 2007 by lead vocalist Patrick Aleph, guitarist Mary Collins, and drummer Josh Lamar.  They released their independent debut album, "All Hell", before signing to JDub Records, who released their next album, "Monsters & Healers", the following year.  They are known for Aleph's aggressive vocals and philosophical, Jewish-themed lyrics.

Jamie Hutchings: Jamie Buchanon Hutchings (born 1971, Sydney, New South Wales, Australia) is the lead singer-songwriter and guitarist for Australian band Bluebottle Kiss, who have released six albums, plus numerous EPs and singles.  Hutchings has released three solo albums, "The Golden Coach", "His Imaginary Choir" and "Avalon Cassettes".  Unlike Bluebottle Kiss albums, which Hutchings produces himself, "His Imaginary Choir" was co-produced with notable Australian producer Tony Dupe.  He has produced three albums for fellow Sydney band Peabody one album for Sydney mood-blues band, The Maladies and in 2013 one for Mark Moldre (An Ear To The Earth - Laughing Outlaw Records).  His most recent solo album, Avalon Cassettes, was released on Laughing Outlaw in early 2011.  Following Avalon Cassettes, he formed another band, Infinity Broke and in 2014 released a new album, River Mirrors.

Of Monsters and Men: Of Monsters and Men is a five-member band from Reykjavík, Iceland, formed in 2010.  The members are lead singer and guitarist Nanna Bryndís Hilmarsdóttir, singer and guitarist Ragnar "Raggi" Þórhallsson, guitarist Brynjar Leifsson, drummer Arnar Rósenkranz Hilmarsson and bassist Kristján Páll Kristjánsson.  The band won the Músíktilraunir in 2010, an annual battle of the bands competition in Iceland.  In 2011, Of Monsters and Men released an EP titled "Into the Woods".  The band's 2011 debut album "My Head Is an Animal", reached the No.1 position in Australia, Iceland, Ireland and the U.S. Rock and Alternative Charts, while peaking at No. 6 on the U.S. "Billboard" 200 album chart, No. 3 in the UK, and Top 20 of most European charts and Canada.  Its lead single "Little Talks" was an international success, reaching the Top 10 in most music charts in Europe, including No. 1 in Ireland and Iceland, and No. 1 on U.S. Alternative Songs.

French Films (band): French Films is a Finnish rock band formed in 2010.  After being signed to the Finnish label GAEA Booking & Records in fall of 2010, they released their first EP "Golden Sea", which was followed by their debut album "Imaginary Future" in fall of 2011.  The band released their second album "White Orchid" in April 2013.

Echolalia (album): Echolalia is the third studio album by Australian alternative rock band Something for Kate which was released on 22 June 2001.  It peaked at No. 2 on the ARIA Albums Chart, was voted the Best Album of 2001 by Triple J listeners and earned the band six ARIA Music Award nominations for Album of the Year, Best Adult Alternative Album, Single of the Year ("Monsters"), Best Group, Best Cover Art and Best Video ("Monsters").  It was issued in the United States and a limited edition US included a second disc titled "Past and Present Tension".  The second disc included past songs and singles, as well as some live versions of their older songs.  In October 2010, "Echolalia" was listed in the top 40 in the book, "100 Best Australian Albums".

Imaginary Jack: Imaginary Jack is an American band that was formed in Minneapolis by singer-songwriter Joe Hines in 2007, naming it "Imaginary Jack" after the imaginary friend that Hines had as a child.  Between 2007 and 2012 Imaginary Jack performed frequently in the bourgeoning Minneapolis indie-rock scene in venues such as the 7th Street Entry, Fine Line Music Cafe, Cause, and 400 Bar with such acts as Howler, Nice Purse, and Willie Wisely.  They were a regular fixture at venues such as The Fine Line and The Acadia Cafe, where they founded a monthly residency called the "Imaginary Music Showcase" for a brief period, which showcased artists that were undiscovered at the time.  During this initial period, Imaginary Jack released much of their work on demos which were usually given out for free at their shows.  A record deal with Kid Dakota front-man Darren Jackson was reported to be underway during 2010, but midway through recording, the contract fell apart as Darren Jackson made a decision to move from Minnesota to South Dakota for a position teaching music.

The Birthday Massacre: The Birthday Massacre (abbreviated TBM) is a Canadian band, formed in 1999 in London, Ontario, and currently based in Toronto, Ontario.  The current lineup consists of lead vocalist Chibi, rhythm guitarist Rainbow, lead guitarist Falcore, drummer Rhim, keyboardist Owen, and bassist Nate Manor.

King 810: King 810 (formerly known as, and often shortened to, simply King) is an American alternative metal band from Flint, Michigan formed in 2007.  It currently consists of David Gunn, Andrew Beal, Eugene Gill and Andrew Workman.  The band's first release was their independent EP titled "Midwest Monsters" in 2012, which earned them a signing with Roadrunner Records; they released their second EP titled "Proem" in 2014, and their debut studio album "Memoirs of a Murderer" that same year.

Imaginary Monsters: "Imaginary Monsters" is the third EP by the Canadian rock band The Birthday Massacre, and contains three new tracks, and five remixes.  It was released August 9, 2011.  The whole album was made available for streaming direct from the band's Myspace on August 4, 2011.  Album artwork by Owen Mackinder, the band's keyboardist.

Supporting paragraphs: Imaginary Monsters The Birthday Massacre
Answer: 1999