Question: Which Australian rock band formed in 1978 where a Scottish-born, Australian-American musician and actor performed as lead vocalist?

Context paragraphs:
Skyhooks (band): Skyhooks were an Australian rock band formed in Melbourne in March 1973 by mainstays Greg Macainsh on bass guitar and backing vocals, and Imants "Freddie" Strauks on drums.  They were soon joined by Bob "Bongo" Starkie on guitar and backing vocals, and Red Symons on guitar, vocals and keyboards; Graeme "Shirley" Strachan became lead vocalist in March 1974.  Described as a glam rock band, because of flamboyant costumes and make-up, Skyhooks addressed teenage issues including buying drugs "Carlton (Lygon Street Limbo)", suburban sex "Balwyn Calling", the gay scene "Toorak Cowboy" and loss of girlfriends "Somewhere in Sydney" by namechecking Australian locales.  According to music historian, Ian McFarlane "[Skyhooks] made an enormous impact on Australian social life".

Andrew Stockdale: Andrew James Stockdale (born 20 July 1976) is an Australian rock musician, singer and songwriter best known as the lead vocalist, lead guitarist and only mainstay member of the rock band Wolfmother, which formed in 2000.  In 2007, alongside his Wolfmother bandmates, he won 'Songwriter of the Year' at the APRA Awards.  Aside from his work with Wolfmother, Stockdale was featured on the 2010 single "By the Sword" by Slash.

Colin Hay: Colin James Hay (born 29 June 1953) is a Scottish-born, Australian-American musician and actor who performed as lead vocalist of the band Men at Work, and later as a solo artist.

Men at Work: Men at Work were an Australian rock band best known for their 1981 hit "Down Under".  Formed in 1978, their founding mainstay was Colin Hay on lead vocals; he formed the group with Jerry Speiser on drums and Ron Strykert on lead guitar.  They were joined by Greg Ham on flute, saxophone, and keyboards and John Rees on bass guitar.  This line-up achieved national and international success in the early 1980s.  In January 1983, they were the first Australian artists to have a simultaneous No. 1 album and No. 1 single in the United States "Billboard" charts – "Business as Usual" (released on 9 November 1981) and "Down Under" (1981), respectively.  With the same works, they achieved the same distinction of a simultaneous No. 1 album and No. 1 single on the Australian, New Zealand and United Kingdom charts.  Their second album, "Cargo" (2 May 1983) was also No. 1 in Australia, No. 2 in New Zealand, No. 3 in the US, and No. 8 in the UK.  Their third album, "Two Hearts" (3 April 1985), reached the top 20 in Australia and top 50 in the US.

Flea (musician): Michael Peter Balzary (born 16 October 1962), better known by his stage name Flea, is an Australian-American musician and actor best known as bassist and founding member of the rock band Red Hot Chili Peppers.  Flea briefly appeared as the bassist for such bands as What Is This? , Fear and Jane's Addiction.  He has also performed with rock supergroups Atoms for Peace, Antemasque, Pigface, and Rocket Juice & the Moon.  Flea has also collaborated with artists including The Mars Volta, Johnny Cash, Tom Waits, Alanis Morissette, and Young MC.

ZZ Top: ZZ Top is a rock band formed in 1969 in Houston, Texas.  The band has, since 1970, consisted of bassist and lead vocalist Dusty Hill, guitarist and lead vocalist Billy Gibbons (the band's leader, main lyricist and musical arranger), and drummer Frank Beard.  "As genuine roots musicians, they have few peers," according to former musician, critic and collector Michael "Cub" Koda.  "Gibbons is one of America's finest blues guitarists working in the arena rock idiom [...] while Hill and Beard provide the ultimate rhythm section support."

Kahvas Jute: Kahvas Jute were an Australian rock band formed in July 1970.  Mainstay of the line-up was Dennis Wilson on guitar and vocals.  Other founder members include Bob Daisley on bass guitar and Tim Gaze on lead guitar and vocals.  Their debut album, "Wide Open" was released in January 1971.  The group supported Bo Diddley on his second tour of Australia in October 1973.  Australian rock music historian, Ian McFarlane, described their style as " 'expansive and free flowing, strong on rhythm and melody and bristling with exceptional guitar work' ".  Kahvas Jute did a reunion gig in 1991 and in 1993, their album "Wide Open" was re-released on CD again.  In 2005, they played a reunion show at The Basement in Sydney which was recorded and filmed.  A DVD and album pack entitled "Then Again: Live at the Basement" was issued in 2006.

Geeza: Geeza are an Australian rock band formed in late 1973 in Sydney by Tony Cini, Gabriel Vendetti, Martin Adamson, Allan Fraiel and Ian Webb.  Early in their career they performed as The Geeza Rock'n'Roll Show.  The current lead vocalist and rhythm guitarist, Terry Halliday, has led the band through several incarnations since 1975 with founding members Cini, Watts, Marshall and Webb departing.  The remaining four members released Geeza's only album to date, "Streetlife", in late 1977.  The album spawned a top 100 single, "Run 'n' Hide" on the Australian Kent Music Report Singles Chart.  The group disbanded in 1979, before being reformed by Halliday in 2010, as the sole member from their 1970s line-up.

Kisschasy: Kisschasy are an Australian rock band formed in Victoria, Australia, in 2002.  Since forming, their line-up has consisted of lead vocalist Darren Cordeux, bassist Joel Vanderuit, guitarist Sean Thomas and drummer Karl Ammitzboll.

Ray Vanderby: Raymond Henry Vanderby (born Reinder Hendrik Vanderby, 17 January 1953) is an Australian keyboard player, musician, songwriter who formed the band 93-D and wrote the song Suspicious which reached the Top 50 on the Australian Music Report Singles Chart in 1991, formerly the Kent Music Report.  Ray Vanderby is the former lead singer of Australian rock band Cosmic Nomads.  He is also the founder and songwriter of Cosmic Nomads, which he formed in Sydney in 2003.  The band released 4 progressive rock albums which achieved glaring international reviews.  Vanderby also formed 4 piece stoner rock band Severed Demons in late 2011 who released his song Trelucabeth along with a music video which was voted "Video of the Week" on the ABC TV Rage program.  The band was short lived due to personality clashes.  Ray Vanderby's current and latest musical project is his 4 piece retro rock band Corrugated Iron.

Supporting paragraphs: Colin Hay Men at Work
Answer: Men at Work