Question: Who was teh lead vocalist of the band featured in Is This Music magazine's most famous interview?

Context paragraphs:
Dusty Wright: Dusty Wright (born Mark J. Petracca) is an American musician, producer, and writer, and a former editor-in-chief of the music magazine "Creem".  In August 2005, he co-founded the audio podcasting and video webcasting online pop-culture magazine CultureCatch.com, which features his interview series "The Dusty Wright Show".  Interviews from the show were among the very first video and audio podcasts featured at iTunes with such guests as Ron Howard, Gore Vidal, Jim Marshall, Budd Hopkins, and CultureCatch.com board advisor David Lynch.

Dovetail Joint (band): Dovetail Joint was a rock band that formed in Chicago, Illinois in 1992.  The band featured guitar/vocalist Charles Gladfelter, guitarist Robert Byrne, bassist Jon Kooker, and drummer Joe Dapier.  After several years of playing locally, as well as independently releasing their self-titled album in 1995, the band started to garner interest after their song "Level on the Inside" was featured on an annual compilation disc of local radio station WKQX Q101.  Columbia Records quickly signed the band and released "001" in early 1999.  "Level" turned out to be the band's only commercial hit, and Columbia dropped the band before releasing a second album.  However, an independently released EP was released in 2002 which would turn out to be their last.

Franz Ferdinand (band): Franz Ferdinand are a Scottish rock band, formed in 2002 and based in Glasgow.  The band's original lineup was composed of Alex Kapranos (lead vocals and guitar, keyboard), Nick McCarthy (rhythm guitar, keyboards and backing vocals), Bob Hardy (bass guitar), and Paul Thomson (drums, percussion and backing vocals).  Dino Bardot (guitar) and Julian Corrie (guitar, keyboards and synthesiser) are also currently members of the band.  The band has been known for being one of the most popular post-punk revival bands, garnering multiple UK top 20 hits and selling over 3 million albums worldwide, as reported during late 2009.  They have been nominated for several Grammy Awards and have received two Brit Awards—winning one for Best British Group, as well as one NME Award.

Mike Mattison: Mike Mattison is an American musician and vocalist of the Grammy Award-winning blues rock/soul group, the Tedeschi Trucks Band, as well as lead vocalist and co-founder of the blues rock trio Scrapomatic.  Mattison's vocal sound has been described as "strong," with an "expressive blues voice".  As lead vocalist of Scrapomatic, he picked up a nomination for Minnesota Music Awards best male vocalist, and both he and co-founder Paul Olsen were also nominated for best R&B Group.  Mattison was previously the lead vocalist of the Grammy Award winning Derek Trucks Band and has been a main songwriter of all three bands.  He is also an active essayist who publishes on music and poetry.  Since 2013 Mattison and Ernest Suarez have edited “Hot Rocks: Songs and Verse,” an ongoing feature in Five Points: A Journal of Literature and Art.

The Attic (magazine): The Attic Magazine is an online music magazine.  The magazine has branches in Bucharest, Romania, and Oslo, Norway, and additional mobile offices in various European countries.  The magazine focuses on a wide variety of music genres, and also features editorial investigation concerning different world cultures.  The magazine has also been involved in organizing significant musical events including the Outernational Days festival and other events in the capital.  The magazine has been featured in several Romanian magazines including "Dilema veche" and "RomaniaLibera.ro". , British pop culture magazine, "The Quietus", and the British avant-garde music magazine, "The Wire.

Is this music?: Is this music?  is an alternative music magazine based in Scotland, with a focus on the Scottish alternative music scene.  Its first issue appeared in late 2003, featuring news of Bob Fairfoull's split from Idlewild, but its best known 'exclusive' was the first ever interview with Glasgow-based pop superstars Franz Ferdinand.

Under the Gun (Fighting Instinct album): During 2007-2008 period, the band's Lead Vocalist, TJ Harris had filled in four to five times in live shows for the band Decyfer Down due to reasons which caused their Lead Vocalist, Caleb Oliver, from performing.  In late 2008, Harris was asked to join Decyfer Down, while he was already with Fighting Instinct.  He claimed in an interview that it was a tough decision for him to say yes.

State (magazine): State.ie (formerly State Magazine) is an Irish website and formerly a monthly music magazine, which launched in April 2008 and ceased to print in January 2009 having published a total of ten issues.  The magazine continues online and was voted Best Music Site in 2008 and Best Web Publication in 2010 in the Irish Web Awards.  Originally the concept of the magazine involved a hard copy of which there was a charge to purchase, however after six issues it was decided to make the magazine's content free both online and in print.  The first issue, April 2008, appeared on Irish shelves on 6 March 2008 and featured Michael Stipe of R.E.M. on the cover.  This immediately garnered comparisons between the new magazine's similarities with "Hot Press" who featured Stipe on their cover at the same time, a move widely thought to be an attempt by Hot Press to stifle State's status as a serious 'alternative' to the more established local magazine.  At a price of €5.50, "State" charged €2 more than "Hot Press".

Umbrello Records: Umbrello Records Limited launched in 2005 at the Cafe Royal in London.  The company was formed by Steve Nardelli and Chris Squire of the psychedelic prog band The Syn.  The Umbrello logo and covers for The Syn albums "Syndestructible" and "Original Syn" were designed by graphic designer Mark Bown.  The label released The Syn's 2005 album "Syndestructible".  The company was dissolved in 2008.  Nardelli moved to New York in 2008 having purchased the Umbrello brand name and started a new, separate company based in America called "Umbrello Music Entertainment" with a series of new releases, including a new album from The Syn called "Big Sky" that was voted the best progressive rock album of 2009 by USA Progressive Music magazine.  In an interview for Progzilla radio on 25th October 2014 Steve Nardelli confirmed two new pending Umbrello releases; final recording for the new album from The Syn in collaboration with Moon Safari is scheduled for early December and January in the New Year.  He also announced the release in early 2015 of "The Syn Live at Rosfest" album coupled with a newly commissioned movie entitled "The Syn in the 21st Century".

The Gracious Few: The Gracious Few (also known as TGF) were an American rock group from York, Pennsylvania.  The band featured guitarist Chad Taylor, bassist Patrick Dahlheimer and drummer Chad Gracey from the band Live, along with lead vocalist Kevin Martin and guitarist Sean Hennesy from the band Candlebox.

Supporting paragraphs: Is this music? Franz Ferdinand (band)
Answer: Alex Kapranos