Question: Are Sam Roberts and Guided by Voices both Canadian?

Context articles: Sam Roberts
Brother Down (song)
Sam Roberts discography
We Were Born in a Flame
Collider (Sam Roberts album)
Jim Norton (comedian)
Lo-Fantasy
Guided by Voices
I Feel You (Sam Roberts Band song)
Sam Roberts (radio personality)

Sam Roberts (born October 2, 1974) is a Canadian rock singer-songwriter, who has released six albums and has been signed to Universal (Canada) since 2002.
 His debut EP "The Inhuman Condition", reached the Canadian charts in 2002.
 Live he performs with the Sam Roberts Band.
"Brother Down" is Canadian musician Sam Roberts' first single.
 It was first featured on Roberts demo recording "Brother Down," and selected for his 2002 EP "The Inhuman Condition".
 The song reached no. 3 on the Nielsen rock airplay chart.
 It was later reworked for his debut album, "We Were Born In A Flame".
 It was released as a single in the US in 2004.
This is the full discography for the Canadian rock musician Sam Roberts who is signed to Universal (Canada) since 2001.
 In 2000 Roberts recorded a set of demos entitled "Brother Down""."
 Some of these songs appeared on later albums, including the song "Brother Down" which appeared on Roberts' 2002 release "The Inhuman Condition" EP.
 The latter reached the charts in Canada.
 Since then Roberts has released six albums, four EPs and a number of singles.
We Were Born in a Flame is the debut full-length studio album by Canadian rock musician and singer/songwriter Sam Roberts.
 A re-recorded version of "Where Have All the Good People Gone?
" was released as the album's first single in Canada and had a music video made for it.
 "Hard Road" was also released as a single with a music video in Canada.
 The songs "Brother Down" and "Don't Walk Away Eileen" had been previously released as radio/video singles in Canada to promote Roberts' previous EP, "The Inhuman Condition".
 "Brother Down" was also re-recorded for this album.
 In the United States, "Brother Down" was used to promote the album, while in the United Kingdom, "Don't Walk Away Eileen" was used.
Collider is the fourth studio album from Canadian rock musician Sam Roberts, released on May 10, 2011.
 It is the first album released under the moniker "Sam Roberts Band" instead of "Sam Roberts".
 "Collider" features several guest musicians, including Elizabeth Powell (of fellow Montreal band Land of Talk) on "Longitude", percussionist Ben Massarella (of Califone), and woodwind player Stuart D. Bogie (of Antibalas).
James Joseph Norton Jr. (born July 19, 1968) is an American comedian, radio personality, author, and actor.
 He is best known as the former co-host of the "Opie and Anthony" radio show with Gregg "Opie" Hughes and Anthony Cumia from 2001 to 2014.
 He is the co-host of "Jim Norton and Sam Roberts" on Sirius XM Satellite Radio which launched in 2016 with Sam Roberts.
Lo-Fantasy is the fifth studio album by Canadian rock musician Sam Roberts, and the second released as "Sam Roberts Band".
 The album debuted at #3 on the Canadian Albums Chart, selling 5,800 copies during its first week.
 The album was nominated for "Rock Album of the Year" at the 2015 Juno Awards.
Guided by Voices (often abbreviated as GBV) is an American indie rock band from Dayton, Ohio.
 It has made frequent personnel changes but always maintained the presence of principal songwriter Robert Pollard.
"I Feel You" is the first single from Sam Roberts' fourth studio album, "Collider".
 It is the first single released under the moniker "Sam Roberts Band" instead of "Sam Roberts".
 The song was officially released to Canadian radio on February 28, with an iTunes Canada release of March 8.
Sam Roberts (born September 6, 1983) is an American radio personality and podcast host, who since October 2016, has been the co-host of "Jim Norton & Sam Roberts" on SiriusXM Satellite Radio.
 Roberts gained prominence as an intern and producer of the "Opie and Anthony" radio show from 2005 to 2014.
 He is also the host of "The Sam Roberts Wrestling Podcast".