Question: Are Markus Feehily and Jeremy McKinnon both singers?

Context articles: Lily Elise
Fire (Markus Feehily album)
Life's Not out to Get You
Markus Feehily
A Day to Remember
Starlight (Taeyeon song)
What Separates Me from You
Jeremy McKinnon
The Snow Queen (opera)
Love Is a Drug (Markus Feehily song)

Lily Elise (born February 20, 1991) is a singer, songwriter from Berkeley, California.
 Elise has worked with artists such as Dillon Francis, Twin Shadow, Felix Cartal, Audra Mae, Gigi Radics, Markus Feehily and Hayden Panettiere.
 On November 4, 2014, she released the lead single "Generator," from her debut EP "Taken".
Fire is the debut solo studio album by Irish singer-songwriter and former Westlife vocalist Markus Feehily.
 The album was released on October 16, 2015, via Harmoney Entertainment, as part of the Kobalt Music Group.
 The album includes the singles "Love is a Drug" and "Butterfly".
Life's Not out to Get You is the second studio album by Welsh pop punk band Neck Deep.
 Following the success of their debut album, "Wishful Thinking" (2014), the majority of the band members quit their day jobs and vocalist Ben Barlow dropped out of university.
 Working with Jeremy McKinnon, Andrew Wade and Tom Denney, the band recorded their second album between December 2014 and January 2015.
 Following recording the band immediately went on tour.
 "Life's Not out to Get You" was preceded by two singles: "Can't Kick Up the Roots" in May 2015 and "Gold Steps" in July.
 "Can't Kick Up the Roots" charted at number 16 in the UK on the Rock & Metal Singles chart.
 In early August, "Threat Level Midnight" was made available for streaming.
 It was released by Hopeless on 14 August.
 The album charted at number 8 in the UK, reached the top 20 in the US, and reached the top 40 in Ireland and Australia.
 Nine days after the album's release, guitarist Lloyd Roberts left the band due to allegations of sexual misconduct.
Markus Michael Patrick Feehily (formerly known as Mark Feehily, born 28 May 1980) is an Irish singer and songwriter.
 He was one of the lead singers of the boy band Westlife from 1998 to 2012.
A Day to Remember (often abbreviated ADTR) is an American rock band from Ocala, Florida, founded in the spring of 2003 by guitarist Tom Denney and drummer Bobby Scruggs.
 They are known for their unusual amalgamation of metalcore and pop punk.
 The band currently consists of vocalist Jeremy McKinnon, rhythm guitarist Neil Westfall, bassist Joshua Woodard, percussion and drummer Alex Shelnutt and lead guitarist Kevin Skaff.
"Starlight" is a song recorded by South Korean singers Taeyeon and Dean for the former's second extended play "Why" (2016).
 The song was released on June 25, 2016 by S.M. Entertainment as the EP's lead single.
 The song's lyrics were penned by Jam Factory's Lee Seu-ran, while its music was composed by Jamil "Digi" Chammas, Taylor Mckall, Tay Jasper, Adrian McKinnon, Leven Kali, Sara Forsberg, and MZMC.
 "Starlight" is a pop and R&B song that features synthesizers in its instrumentation.
 Its lyrics detail a romantic relationship.
What Separates Me from You is the fourth studio album by American rock band A Day to Remember, and their third for Victory.
 Originally planned for release in late-October 2010, the album was delayed by a few weeks until mid-November.
 The album, which was recorded mainly at The Wade Studios in Ocala, Florida, from May to July 2010, was the first to feature guitarist Kevin Skaff.
 The album was produced mostly by Chad Gilbert, with help from Andrew Wade and the band's vocalist, Jeremy McKinnon. "
All I Want" was released as the first single.
 It reached number 12 on the U.S. Alternative Songs chart and number 25 on the Rock Songs chart.
Jeremy Wade McKinnon (born December 17, 1985) is an American musician and producer, best known as a founding member and the lead vocalist of A Day to Remember.
 He has produced full-length albums for The Devil Wears Prada, The Ghost Inside, Neck Deep, and Wage War.
The Snow Queen is a chamber opera in six scenes and a prologue by Matthew King.
 The libretto, by Andrew McKinnon, is based on the original allegorical fairy tale by Hans Christian Andersen.
 The opera was composed in 1992 for the British soprano Jane Manning who sang the title role in the first performance with Pal Rullestad (tenor) and Tracy Chadwell (soprano) in supporting roles.
 The work also has significant roles for two young singers as Gerda and Kay, the heroic children in the story and a chorus of treble voices.
 The work is scored for a small ensemble of eight players with conductor: string trio, flute/piccolo/alto flute, clarinet/bass clarinet, piano/celesta and percussion.
 The pianist also has to play a melodian.
 At one point, the conductor is required to play a French horn.
"Love Is a Drug" is a song by Irish singer and songwriter and former member of Westlife Markus Feehily.
 The song was released in the United Kingdom as a digital download On 19 April 2015 through Harmoney Entertainment.
 It was released as the lead single from his debut studio album "Fire" (2015).
 The song was written by Markus Feehily, Steve Anderson and Tinashé Fazakerley; and produced by Mojam.
 The song has peaked at number 65 on the Irish Singles Chart and number 55 on the UK Singles Chart.