They're back...to save rock and roll. Fall Out Boy has reunited for a new album and a new tour. The first single, "My Songs Know What You Did in the Dark (Light Em Up)," hits iTunes today. the album, Save Rock and Roll, is in stores May 7, the 10th anniversary of the band's first full-length studio album, Take This to Your Grave.

Pete Wentz and the guys are celebrating their reunion with a series of intimate shows in Chicago Monday night, New York on Tuesday and L.A. on Thursday, February 7.  They plan to perform shows in London, Paris, Berlin, Sydney and Melbourne after that, and launch a full-scale North American tour this spring, starting May 14 in Milwaukee, Wisconsin. Tickets go on sale February 8 and 9 via Ticketmaster.

Save Rock and Roll is Fall Out Boy's first disc since 2008's Folie Á Deux.

Here are the tour dates:

5/14 -- Milwaukee, WI, Rave
5/16 -- Chicago, IL, Riviera Theatre
5/17 -- Columbus, OH, LC Pavilion (indoor)
5/21 -- Pittsburgh, PA, Stage AE
5/22 -- Detroit, MI, The Fillmore
5/24 -- Toronto, ON, Sound Academy
5/25 -- Montreal, QC, Metropolis
5/26 -- Boston, MA, HOB
5/28 -- Niagara Falls, NY, The Rapid Theater
5/29 -- New York, NY, Terminal 5
5/30 -- Philadelphia, PA, Electric Factory
5/31 -- Washington, DC, 9:30 Club
6/1 -- Charlotte, NC, Fillmore
6/2 -- Atlanta, GA, Tabernacle
6/4 -- Orlando, FL, HOB
6/5 -- Miami, FL, Fillmore
6/7 -- Houston, TX, Bayou Music Center
6/8 -- Dallas, TX, Palladium
6/9 -- Austin, TX, Stubb's
6/11 -- Phoenix, AZ, Marquee
6/13 -- Los Angeles, CA, Wiltern
6/15 -- Las Vegas, NV, HOB
6/16 -- San Francisco, CA, The Fox Theater
6/18 -- Portland, OR, Roseland
6/19 -- Seattle, WA, Sodo
6/20 -- Vancouver, Commodore Ballroom
6/22 -- Salt Lake City, UT, In The Venue
6/23 -- Denver, CO, Ogden
6/25 -- Kansas City, MO, Uptown Theatre
6/26 -- Minneapolis, MN, Myth
6/28 -- St. Louis, MO, The Pageant
6/29 -- Indianapolis, IN, Egyptian Room
6/30 -- Nashville, TN, Ryman Auditorium