The following is a list of notable events and releases in alternative and punk rock that have occurred or were expected to happen in 2009.
February 8
Coldplay wins three awards including Song of the Year for Viva La Vida.
Blink-182 announce that they are to reunite for a tour and new album.
February 18 - Kings of Leon win best international group and best international album for Only by the Night at the Brit Awards.
February 26 – Vocalist Steven Page leaves the Barenaked Ladies.
March 6 through March 8 – Phish's reunion shows at Hampton Coliseum in Virginia.
April 17 through April 19 – Coachella 2009
May 2 to May 3 – The Bamboozle festival in East Rutherford, New Jersey
June 1 – Pearl Jam are first musical guests on The Tonight Show with Conan O'Brien, performing new songs.
June 4 to 7 - Oasis begins the summer stadium leg of their world tour with 3 sold-out homecoming concerts at the 70,000 capacity Heaton Park.
June 11 to 14 – Bonnaroo 2009
June 24 to 28 – Glastonbury Festival 2009
June 25 – July 5 – Summerfest
June 26 – Warped Tour begins in Pomona, California
June 30 – The U2 360° Tour begins in Barcelona's Nou Camp Stadium in front of a sell out crowd.
July 2 to 3 – Blur's 20 year reunion and superconcert at Hyde Park.
July 2 to 5 – Heineken Open'er Festival in Gdynia, Poland
July 6 – Ryan Ross and Jon Walker leave Panic! at the Disco and go on to form The Young Veins.
July 6 to 12 – Australian Radio station Triple J holds its 'Hottest 100 of All Time' with Nirvana's "Smells Like Teen Spirit" coming in first for the third consecutive time a 'Hottest 100 of All Time' has been held 1991, 1998 and 2009. This is the largest music poll in the world with more than half a million people voting.
July 9–12 – 10th EXIT festival takes place in the Petrovaradin Fortress of Novi Sad, Serbia, with more than 190,000 visitors.
July 21 – shortlist announced for the 2009 Mercury Prize.
July 22 to July 25 – 2009 10,000 Lakes Festival
July 24 Start of blink-182's reunion tour, with Fall Out Boy and Weezer as opening acts, kicks off.
August 7–9 – Lollapalooza 2009
August 21 – Vocalist Jim Lindberg announces his departure from Pennywise.
August 28 – After another fight with his brother Liam, Noel Gallagher leaves Oasis. Initial reports shortly afterwards suggested that Oasis had broken up, but Liam later stated that they have not.
August 28–31 – Greenbelt Festival in Cheltenham, UK
August 31 – Ingrid Michaelson kicks off her "Everybody" tour in Cape Cod, Massachusetts.
September 7 – Muse release their new single, "Uprising".
September 10 – Nine Inch Nails performs their final concert in Los Angeles.
September 13 – Green Day wins three awards at the 2009 MTV Video Music Awards held in New York City at Radio City Music Hall.
September 17 – Avril Lavigne and husband Deryck Whibley split after three years of marriage.
September 21 – Fucked Up's The Chemistry of Common Life is announced winner of the 2009 Polaris Music Prize.
September 24 – Chiodos fires their lead singer, Craig Owens.
October 2 through October 4 – Austin City Limits 2009Green Day released their UK and US single "East Jesus Nowhere"
November 12 – Steven Tyler announces that he is not leaving Aerosmith, dispelling rumors that the band would be in need of a new lead singer.
December 16 – John Frusciante announces his second departure from the Red Hot Chili Peppers.
December 20 – Rage Against the Machine takes the Christmas number one slot in the United Kingdom with Killing in the Name, after a massive Facebook campaign.
December 25 – The folk singer and songwriter Vic Chesnutt commits suicide.
December 30 – Rowland S. Howard, former guitarist for The Birthday Party, dies of cancer at age 50.
Broken Bells
Codeine Velvet Club
Dead by Sunrise
The Dead Weather
Hunter
Monsters of Folk
The Pretty Reckless
The Young Veins
Blink-182 (new album and tour)
Cold (first album and tour since their split in 2006)
The Cranberries (first tour since 2002)
Faith No More (touring only)
Far (New album and tour)
Frodus (new 7" EP and touring)
Jairus (releasing album and touring)
Matchbook Romance
Mucky Pup (touring and new live CD & DVD releases)
Noise Addict (New album)
Phish (new album and tour)
Public Image Ltd. (touring for 30th anniversary)
The Scene Aesthetic (new album and tour)
Screeching Weasel
Skunk Anansie (new single, greatest hits album and tour)
Sublime (one-off performance)
Sunny Day Real Estate (album reissues and tour)
Tumbleweed (appearing at Homebake festival)
Underground Lovers (appearing at Homebake festival)
Wang Chung (new album and tour)
Bands disbanded
Animal Alpha
Armor for Sleep
As Cities Burn
Blue Cheer
Bodyjar
Chin Up Chin Up
Conor Oberst and the Mystic Valley Band
Copeland
The Cramps
Cute Is What We Aim For
Downset.
Flickerstick
Fordirelifesake
The Getaway Plan
Hanoi Rocks
Houston Calls
Have Heart
Juliette and the Licks
Liquido
Live
Louis XIV
Mammal
Oasis (band)
Oxford Collapse
Peter, Paul and Mary
Pride Tiger
The Rakes
The Rascals
Silver Jews
Subzero
Verse
The Verve
Violent Femmes
Bands on hiatus
(+44)
Bloc Party
Fall Out Boy
¡Forward, Russia!
Nine Inch Nails (Indefinite touring hiatus)
The Pink Spiders
Stereolab
Sugarcult
The Fratellis
The Matches
TV on the Radio
2009 in alternative and punk rock Wikipedia (Text) CC BY-SA