Arctic Monkeys have announced a handful of US tour dates to kick off this April. The San Francisco indie collective Sleepy Sun will support on all dates. [arcticmonkeys.com]

Congratulations, the hotly anticipated new album from MGMT, will be released in the US on April 13th. The band has also been confirmed to appear at the 2010 Coachella and Bamboozle festivals. [www.spin.com]

As previously reported, Melissa Auf der Maur is set to release her new album, Out Of Our Minds, as a package of sorts, with a short film, comic book, live performances, gallery presentations and several viral components all being part of the release. Look for it on March 23rd. [xmadmx.com]

Little Brother will return with a fourth album, LeftBack, on April 20th via Hall of Justus. The North Carolina duo released GetBack in 2007. [www.myspace.com]

Last week, the rap label Definitive Jux announced it would be going on hiatus, after a decade of operation. Founder El-P is "stepping away from [his] duties as artistic director" to focus on producing and his own music. The last release from the label will be the King of Hearts 10-year retrospective compilation. Read the full statement on Def Jux website. [www.definitivejux.net]

King Khan and The Shrines will tour North America for three weeks, beginning March 27th in Atlanta and ending with a Coachella performance. This will be the first big band tour since the release of What Is?! on Vice. [www.myspace.com]

Citizen Cope will release The Rainwater LP on March 2nd (digitally on February 9th) through his own RainWater Recordings, Inc. label. The self-produced album features "a laidback gumbo of acoustic blues, singer/songwriter rock 'n' roll and deep soul grooves." A supporting tour, which features several residencies, is underway now and runs through April. [citizencope.com]

On March 9th, Gonjasufi will debut A Sufi & A Killer via Warp Records. The rapper's album, produced by Flying Lotus, "embraces aged Eastern influences, reanimated hip-hop and vintage psychedelia - laced with Gonjasufi's cryptic lyrics and captivating vocal delivery." Preview album tracks on the Warp website and download "Ancestors." [warp.net]

The New Pornographers will release their fifth full-length, Together, on May 4th through Matador Records. According to the label, "the album is comprised of 9 A.C. Newman songs and 3 Dan Bejar numbers, and features the full eight-person lineup." Annie Clark of St. Vincent, Zach Condon of Beirut and Will Sheff of Okkervil River guest on the album. [www.matadorrecords.com]

As reported, The Dillinger Escape Plan will drop Option Paralysis on March 23rd. The band has now announced tour dates from February through August in support of the release. The lead single "Farewell, Mona Lisa" is now streaming on MySpace. Check out the album website for more details. [www.optionparalysis.net]

Dropkick Murphys will release the CD/DVD Live on Lansdowne, Boston MA on March 16th through Born & Bred Records. The album, recorded in March 2009, is the second in a series of St. Patrick's Day live recordings. Live on St. Patrick's Day from Boston, MA was released in 2002. [www.dropkickmurphys.com]

According to Arts & Crafts, Broken Social Scene will release their fourth full-length on May 4th. The album was produced by John McEntire (Tortoise) in Chicago and Toronto. The band have announced a handful of international dates for May and June. Pitchfork interviewed Kevin Drew about writing and recording the new material. [www.arts-crafts.ca]

The Coachella 2010 lineup was announced a couple weeks back. Jay-Z, Muse and Gorillaz will headline respective days, which will also include Pavement, Thom Yorke and Faith No More, among many others. [www.coachella.com]

According to Gorilla vs. Bear, the new Panda Bear album single will be titled Tomboy and is tentatively set for release in September via Paw Tracks (confirmed with Lennox' publicist). The single is the first track from a new album of the same name. [gorillavsbear.blogspot.com]

As previously reported, The National are hard at work on the follow-up to 2007's Boxer. The record will be released in May on 4AD. Singer Matt Berninger recently talked with Pitchfork about the new material. [pitchfork.com]

Archie Bronson Outfit return with their new album, Coconut, on March 23rd. The band will tour the UK in March followed by North America in May. [www.archiebronsonoutfit.net]

The Temper Trap will return to the U.S. for their first headlining tour in support of their debut album, Conditions. The London-based band will play dates from coast to coast in March and April. [www.thetempertrap.net]

AC4 was formed by Dennis Lyxzén and David Sandström of Refused in the summer of 2008. Late last year, the old-school hardcore outfit released their debut album on Ny Våg. While the album is available to import, a US release on Deranged and digital version are reportedly on their way. [blogs.myspace.com]

Rx Bandits will set out on a spring US tour during March and April in continued support of last year's Mandala. The tour includes The Builders and the Butchers and Zechs Marquise on most dates. However, the Bandits join Sunny Day Real Estate and Glassjaw for a couple stops. [www.rxbandits.com]

North Carolina's Annuals will return with the Sweet Sister EP on March 30th through Banter Records. The release finds the band "[returning] to a more tight-knit DIY collective, and a pure distillation of their trademark quirky pop experimentalism." [bantermm.com]