Question: Are Shifty Shellshock and Alissa White-Gluz both death metal vocalists?

Context articles: Slide Along Side
Happy Love Sick
Arch Enemy
Starry Eyed Surprise
The Agonist
Shifty Shellshock
Alissa White-Gluz
War Eternal
Eye of Providence (album)
Arch Enemy discography

"Slide Along Side" is a song recorded by Shifty Shellshock.
 It was released in June 2004 as the lead single from his debut album "Happy Love Sick".
Happy Love Sick is the debut solo album by Shifty Shellshock who is best known as frontman of rap rock band Crazy Town.
 The album includes the original singles "Slide Along Side" and "Turning Me On".
 The single "Starry Eyed Surprise", a collaboration between Paul Oakenfold and Shellshock that was originally released in 2002 on Oakenfold's album "Bunkka", also appears on this CD.
Arch Enemy is a Swedish melodic death metal band, originally a supergroup, from Halmstad, formed in 1996.
 Its members were in bands such as Carcass, Armageddon, Carnage, Mercyful Fate, Spiritual Beggars, Nevermore, and Eucharist.
 It was founded by Carcass guitarist Michael Amott along with Johan Liiva, who were both originally from the influential death metal band Carnage.
 The band has released ten studio albums, three live albums, three video albums and four EPs.
 The band was originally fronted by Johan Liiva, who was replaced by German Angela Gossow as lead vocalist in 2000.
 Gossow left the band in March 2014 and was replaced by Canadian Alissa White-Gluz, while remaining as the group's manager.
"Starry Eyed Surprise" is a song produced by Paul Oakenfold.
 It was released in July 2002 as the second single from his album "Bunkka".
 It features vocals by Shifty Shellshock of Crazy Town.
 It was later included on Shifty Shellshock's 2004 album "Happy Love Sick", and Oakenfold's 2007 album "Greatest Hits & Remixes, Vol.
 1".
The Agonist is a Canadian metal band from Montreal, Quebec, formed in 2004.
 The current line up consists of guitarists Danny Marino and Pascal (Paco) Jobin, bassist Chris Kells, drummer Simon Mckay, and vocalist Vicky Psarakis, who joined in March 2014 following the departure of vocalist and founding member Alissa White-Gluz.
 Both Psarakis and White-Gluz use growled and clean vocals.
 Originally known as the Tempest, the band adopted their current moniker upon their signing to Century Media in 2007.
 To date, the Agonist has released five studio albums; the latest, "Five", was released in September 2016.
 Touring extensively since their first album, they have shared the stage with bands such as Arsonists Get All the Girls, Epica, the Faceless, Chelsea Grin, Kamelot and Visions of Atlantis.
Seth Brooks Binzer (born August 23, 1974), better known by his stage name Shifty Shellshock, is an American music artist, best known for being a co-founder and front man of the rap rock band Crazy Town, and their hit song "Butterfly".
 He has also had a solo music career and appeared in the reality television series "Celebrity Rehab" 1 and 2 and "Sober House" 1 and 2.
Alissa White-Gluz ( ; born July 31, 1985) is a Canadian vocalist, best known as lead vocalist of the Swedish melodic death metal band Arch Enemy, and former lead vocalist and founding member of the Canadian metal band The Agonist.
War Eternal is the ninth studio album by Swedish melodic death metal band Arch Enemy, which was released on June 9, 2014 by Century Media.
 It is the first Arch Enemy album in 13 years since Wages of Sin to feature a new line-up; Alissa White-Gluz took over on vocals after former long-time vocalist Angela Gossow stepped down from vocal duties to be the band's business manager.
 Additionally, ex-Arsis guitarist Nick Cordle replaced Christopher Amott in 2012.
 Cordle ultimately left the band just before their European tour and was replaced by former Nevermore Guitarist Jeff Loomis
Eye of Providence is the fourth studio album by Canadian metal band The Agonist.
 It was released on February 23, 2015 in Europe and the following day in North America.
 It is the first full-length album featuring vocalist Vicky Psarakis since the departure of founding member and original vocalist Alissa White-Gluz in 2014.
 The album received general acclaim from critics, with many applauding the utilization of Psarakis' vocals and her distinction from White-Gluz.
The following is a comprehensive discography of Arch Enemy, a Swedish melodic death metal band that formed in 1996.
 Its members were in bands such as Carcass, Armageddon, Carnage, Mercyful Fate, Spiritual Beggars, and Eucharist.
 It was founded by Carcass guitarist Michael Amott along with Johan Liiva, who were both originally from the influential death metal band Carnage.
 The band has released ten studio albums, three live albums, three video albums and three EPs.
 The band was originally fronted by Johan Liiva, who was replaced by German Angela Gossow as lead vocalist in 2000.
 Gossow left the band in March 2014 and was replaced by Canadian Alissa White-Gluz, while remaining as the group's manager.