[1][2] He attended Northcote High School for secondary education and then started a course in architecture at Melbourne University.
[3] Kristian played with local bands in his spare time – his breakthrough came when he appeared on TV pop music series, The Go!!
[1][3] He explained to Beverley Cooper of The Australian Women's Weekly why he had to leave his day job, "I wasn't getting enough sleep.
"[3] In Australia he issued two further solo singles, "It Comes and Goes" (1967) and "The Inn-Keeper's Daughter" (1968), before taking a singing gig on a cruise ship and relocating to the UK.
[1] In late 1969 Kristian, on lead guitar, backing vocals and occasional lead vocals, became one of the founders of the New Seekers, which were a pop rock group assembled in London by Keith Potger (ex-the Seekers) and David Joseph, a talent manager.
[6][7] As a band member Kristian wrote or co-wrote tracks for the New Seekers, including "Hello Again", "One More Sunny Day" (both 1969), "Idaho", "Reap What You Sow", "Mystic Queen" (all three, 1972), "Country Lovin'", "Hey Look High" and "I've Got Your Number".
[7] Kristian, Eve Graham and Layton reconvened the New Seekers in 1976 with Kathy Ann Rae and Danny Finn joining.