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.
Stereoside is an Ocala, FL, post-grunge rock band.
 The line-up features lead singer Jeff Shields, bassist David Oliver, drummer Chris York, and guitarist/vocalist Ben Foster.
 Formed in the late 1990s out of the band 60 Cycle Hum, Stereoside released an album in 2005 with original vocalist Eddie Sweeney.
 Subsequently, Sweeney and Stereoside parted ways and Shields joined the ensemble in 2006 after winning a local singing competition.
 A year later, the band signed with the independent Beiler Bros.
 Records and soon after began work on its debut album with Shields.
 So Long was scheduled for release in September 2007.
 2010's "Stereoside" charted at No. 48 on Heatseekers Albums.
Lovers Make Liars is an American Pop/Rock group formed in 2006 most well known for having been the first band of Kendall Schmidt - later known for pop group and TV show Big Time Rush (band).
 The band was started by Tordy Jack, Jordan Meckley, Vanand Sinanian, Sean Kreisberg and original vocalist Ron Beem.
 Meckley, Jack and Sinanian were the primary songwriters.
 Beem left the band in Spring of '08 and Kendall joined and had a short stint as the lead vocalist where they played various gigs such as the Vans Warped Tour in Summer of '08.
 Schmidt dropped out to audition for BTR and was replaced by Jason Translateur.
 They then released a single on iTunes late '08 titled "Pillow Talk".
Vicky Psarakis is a Greek American vocalist, best known as the vocalist of Canadian metal band, the Agonist.
 She joined in 2014 after original vocalist and co-founder Alissa White-Gluz was asked to leave the band after joining Arch Enemy.
 She has released one EP titled "Disconnect Me" and two albums titled "Eye of Providence" and "Five" with the Agonist.
Ron Reyes (born July 24, 1960 in Puerto Rico) is a North American musician most noted as the second singer for the Los Angeles punk rock group Black Flag.
 Reyes joined Black Flag after original vocalist Keith Morris had quit to form the Circle Jerks.
 Black Flag needed a singer to go on a tour to Vancouver, Canada, and asked Reyes to fill in.
Saosin is an American rock band from Orange County, California, United States.
 The band was formed in 2003 and recorded its first EP, "Translating the Name", that same year original vocalist Anthony Green left Saosin due to personal reasons.
 In 2004, Cove Reber replaced Green as vocalist after auditioning for the role.
 The group recorded its self titled debut album which was released on Capitol Records on September 26, 2006.
 Their second studio album, "In Search of Solid Ground", was released on September 8, 2009 on Virgin and contains three re-recorded tracks off of "The Grey EP".
 Reber departed from the band in 2010 and subsequently went on a three-year hiatus.
 In 2013, the band reformed with all original members, except Zach, and began touring.
 They released their third studio album and their first studio album, "Along the Shadow", with original vocalist Anthony Green on May 20, 2016 through Epitaph Records.
 It is also the album that marks the final feature lead guitarist Justin Shekoski.
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.
Doggy Style is a punk rock band from Placentia, California, and was part of the North Orange County punk rock scene that included bands from the surrounding cities of Fullerton and Anaheim that formed in 1983.
 Daddy X's of the Kottonmouth Kings, and co-founder of Suburban Noize Records, was the original vocalist, and creator of the band.
 Their debut EP "Work As One" was released on a 7" record, on Mystic Records.
Elliot Ingber (born August 24, 1941) is an American guitarist.
 In 1966, he joined Frank Zappa's Mothers of Invention and was featured on their debut album "Freak Out!
" After being fired from the band by Frank Zappa, Ingber helped form Fraternity of Man, which released two albums.
 He subsequently joined Captain Beefheart's Magic Band where he was given the stage name Winged Eel Fingerling by Beefheart.
 In 1995, Ingber reformed Fraternity of Man with original vocalist Lawrence "Stash" Wagner to record and release a third album released under the Malibu Records label.
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.

Question:  Vicky Psarakis joined the Agonist after what original vocalist and co-founder born in 1985 was asked to leave
Answer: Alissa White-Gluz