Question: Were Seven Mary Three and INXS both American rock bands?

Context paragraphs:
Thomas Mignone: Thomas Mignone is an American feature film, commercial, and music video director, and screenwriter.  Mignone is best known for directing and writing the dark drama On The Doll, and for directing music videos and live concerts for hard rock and heavy metal artists such as Slipknot, Mudvayne, System Of A Down, Ozzy Osbourne, Suicide Silence, Avenged Sevenfold, Sepultura, Danzig, Cradle of Filth, Type O Negative, Megadeth, American Head Charge, Obituary, Superjoint Ritual, Fear Factory, Soulfly, Kittie, Otep, The Fall of Troy, Dia De Los Muertos, Inquisition, She's Not Dead, Death Angel, Cavalera Conspiracy, Paul D'Amour of TOOL and Killer Be Killed as well as alternative artists The Toadies, Tonic, Seven Mary Three, Sister Hazel, Juliana Hatfield, Miss Derringer, The Dirty Heads featuring vocalist Rome from Sublime, hip hop and rap artists Digable Planets, Kool Keith, Rahsaan Patterson, Gray Joel, and punk artists Concrete Blonde, Mike Watt, Firehose, Greg Ginn, Descendents, and others.

American Standard (album): American Standard is the second studio album by American post-grunge band Seven Mary Three.  It was released on September 5, 1995 on Mammoth Records.  The album would be Seven Mary Three's breakthrough success, rising to #24 on the "Billboard" 200 and going platinum.  Many of the songs were rerecorded versions of tracks off Seven Mary Three's independent debut, "Churn".

Water's Edge: "Water's Edge" is a song by Seven Mary Three and the second single released from their second album, "American Standard".  It was originally included on their independently released debut album, "Churn", in 1994.  The single was released in 1996 and became one of the band's most popular songs, reaching #7 on Billboard's Mainstream Rock Tracks.

Wait (Seven Mary Three song): "Wait" is a song by Seven Mary Three and the lead single from their fifth studio album, "The Economy of Sound", released on June 5, 2001.  It also served as the English lead single to the "Crazy/Beautiful" film soundtrack released three weeks later (La Ley's "Every Time/Siempre" was its Spanish lead single).  "Wait" has since become one of the band's most popular songs, having reached #7 on Billboard's Mainstream Rock Tracks.  It also entered radio as the #1 Most Added record of the format in its first two weeks.

Churn (Seven Mary Three album): Churn is the debut studio album by American post-grunge band Seven Mary Three.  It was independently released and preceded the band's mainstream breakthrough, "American Standard".  "Churn" also included two songs that would go on to be among Seven Mary Three's biggest singles.  The album was re-released several years later with different album artwork.  It was again re-released on December 9, 2008 via digital music sellers and the band's website.

INXS: INXS ( ) were an Australian rock band, formed as The Farriss Brothers in 1977 in Sydney, New South Wales.  They began playing covers in Western Australian pubs and clubs, occasionally playing some of their original music.  Mainstays were main composer and keyboardist Andrew Farriss, drummer Jon Farriss, guitarists Tim Farriss and Kirk Pengilly, bassist Garry Gary Beers and main lyricist and vocalist Michael Hutchence.  For twenty years, INXS was fronted by Hutchence, whose "sultry good looks" and magnetic stage presence made him the focal point of the band.  Initially known for their new wave/pop style, the band later developed a harder pub rock style that included funk and dance elements.

Cumbersome: "Cumbersome" is a song by Seven Mary Three and the lead single from their breakthrough album, "American Standard".  It was originally included on their independently released debut, "Churn", in 1994.  The single was released in 1996 and became the band's most popular and well known song.  "Cumbersome" reached #1 on Billboard's Mainstream Rock Tracks, #7 on the Modern Rock Tracks, #39 on the "Billboard" Hot 100, and on their list of Top Mainstream Rock Songs of the Decade, the song ranked in at #5 for 1996.  An acoustic version of the song is included on the "Cumbersome" and "Water's Edge" CD singles.  A live version appears on "Live in the X Lounge IV", released in 2001.

Megaphone (band): Megaphone is an American rock band from Orlando, Florida.  They formed in late 2004 when founding member Matt Bloodwell (former drummer of the well known Orlando band Precious) traded his drums for a guitar and recruited local rock musicians from the Orlando music scene.  Megaphone is: Paul Smith - Lead guitar, former touring guitarist for Seven Mary Three - Mammoth/Atlantic, and Vonray - Elektra Records.  James Woodrich - Bass guitar, formerly of My Hotel Year - Doghouse Records.  Scott Smith - Drummer, formerly of Cori Yarckin and newest member of the band joining in March 2007.

RockCrown: RockCrown is the third studio album by post-grunge band Seven Mary Three.  It was released on June 3, 1997 on Atlantic Records.  The album peaked at No. 75 on the "Billboard" 200 on June 21, 1997.  The album's "Billboard"-charting singles were "Lucky" (No. 19 on Hot Modern Rock Tracks and No. 35 on Hot Mainstream Rock Tracks) and "RockCrown" (No. 17 on Hot Mainstream Rock Tracks).

Seven Mary Three: Seven Mary Three, (occasionally abbreviated to 7 Mary 3 or 7M3) was an American rock band.  They released seven studio albums and one live album, and are best known for their hit single "Cumbersome".

Supporting paragraphs: Seven Mary Three INXS
Answer: no