The Federal Court of Australia ruled that "Down Under" did infringe the copyright of "Kookaburra" and awarded Larrikin 5% of the song's royalties backdated to 2002.

In an interview with The Age newspaper, Ham said he was deeply affected by the judgment and felt it tarnished his reputation, saying: "I'm terribly disappointed that that's the way I'm going to be remembered—for copying something.

Relax with Max played at the Metropol in Fitzroy and on ABC's television comedy While You're Down There and at the Falls Creek music festival.

They supported Australian artists including Kylie Minogue and American soul singers James Brown and Bo Diddley.

Later in life, Ham taught guitar at Carlton North Primary School and assessed music students for the Victorian Certificate of Education (VCE).

[6] It is known that he was depressed and suffering anxiety over the copyright lawsuit filed against him and the members of Men at Work for the alleged similarities between "Kookaburra" and the flute riff in "Down Under".