Question: Which band Won a Grammy Award, Evans Blue or Halestorm?

Context articles: These Electric Pages Have Been Unplugged
Parabelle
Cold (But I'm Still Here)
Evans Blue (album)
Graveyard of Empires
The Strange Case Of...
Halestorm
Dan Chandler
Evans Blue (dye)
Evans Blue

These Electric Pages Have Been Unplugged is an acoustic album by Canadian rock band Parabelle.
 Including 4 acoustic tracks from "A Summit Borderline/A Drop Oceanic", 3 acoustic tracks from "Reassembling the Icons", 2 new tracks, and 1 track - "Q" , which was previously released by Kevin Matisyn's former band Evans Blue on the 2007 Album The Pursuit Begins When This Portrayal of Life Ends.
 It was released on May 24, 2011.
Parabelle ('para' meaning 'to resemble; 'belle' meaning 'beauty' in French) is a Canadian rock band that initially formed in 2007 as a side project by Kevin Matisyn, the former lead singer of Evans Blue, and Kenneth Nixon of Framing Hanley.
 Following Kevin Matisyn's departure from Evans Blue in 2008, Parabelle was formed into a full band and has undergone numerous line-up changes since then.
 The band's first release was a double album entitled "A Summit Borderline/A Drop Oceanic" on July 6, 2009.
 With the subsequent addition of Kyle Mathis (formerly of Neverset) and Aaron Burton, they released their second album "Reassembling the Icons" on November 15, 2010.
 An acoustic album, "These Electric Pages Have Been Unplugged", featuring studio acoustic tracks, was released on May 24, 2011.
 The band released a third studio album,"Your Starry Eyes Will Never Make Us Even", on August 21, 2012.
"Cold (But I'm Still Here)" is the first single off Evans Blue's debut album, "The Melody and the Energetic Nature of Volume".
 The song was released December 13, 2005, two months prior to the album release, and garnered frequent radio play in anticipation of the upcoming album.
 Evans Blue's official MySpace explains the meaning of this song as well as others by the group.
 A music video was also produced for "Cold (But I'm Still Here)."
 The song currently has over three million plays on MySpace.
Evans Blue is the third studio album by Canadian rock band Evans Blue.
 It is the first to feature new singer Dan Chandler and the last to feature drummer Howard Davis.
Graveyard of Empires is the fourth studio album by Canadian rock band Evans Blue.
 It was released on April 17, 2012.
 The album has three singles: "This Time It's Different", "Halo", and "Beyond The Stars.
 The official track list was released February 9, 2012.
The Strange Case Of... is the second full-length studio album by the rock band Halestorm, released on April 10, 2012.
 The album was produced by Howard Benson, who also produced the band's self-titled debut album.
 The first single and video from the album "Love Bites (So Do I)" won a Grammy Award for Best Hard Rock/Metal Performance.
 The song "Here's to Us" was performed on the US television show, "Glee", with clean lyrics.
 Four of the album's songs were previously released on the sneak-preview EP "Hello, It's Mz.
 Hyde".
 A deluxe edition of the album was also released containing three bonus tracks.
 A different version of the song "Here's to Us" featuring multiple guests including Slash was included on the reissue version of the standard and deluxe version of the album in 2013.
Halestorm is an American hard rock band from Red Lion, Pennsylvania, consisting of lead vocalist and guitarist Lzzy Hale, her brother drummer and percussionist Arejay Hale, guitarist Joe Hottinger, and bassist Josh Smith.
 The group's self-titled debut album was released on April 28, 2009, through Atlantic Records.
 Their second album "The Strange Case Of..." was released on April 10, 2012.
 Its lead single "Love Bites (So Do I)" from that album won their first Grammy Award for Best Hard Rock/Metal Performance on February 10, 2013.
Dan Chandler is an American singer and songwriter from St. Louis, Missouri.
 He is best known for his work with the alternative rock band, Evans Blue.
 Chandler is currently the lead vocalist for the band Fight or Flight.
T-1824 or Evans blue, often incorrectly rendered as Evan's blue, is an azo dye that has a very high affinity for serum albumin.
 Because of this, it can be useful in physiology in estimating the proportion of body water contained in blood plasma.
 It fluoresces with excitation peaks at 470 and 540 nm and an emission peak at 680 nm.
Evans Blue is a Canadian rock band from Toronto, Ontario, Canada founded in 2005.
 Altogether, they have sold over 1 million albums worldwide, including four studio albums and one live album.