Adams – who is known for his iconic hits such as Summer of ’69 and Please Forgive Me – made his Australian debut in 1984 and has remained a beloved performer across the country ever since.
“I’m really sorry we couldn’t make this happen tonight — I was so looking forward to seeing you all,” he posted on social media on Sunday.
The Canadian rock star is still due to play in Sydney, Brisbane, and Melbourne later this week.
Found in sewers around the world, fatbergs are formed when fat, oil and grease solidify and bind with items such as rags, or wet wipes.
They are known to cause serious blockages and environmental hazards. Last year, a fatberg weighing roughly the same as three double-decker buses was cleared from an east London sewer. And New York, Denver, Melbourne and Valencia have all found giant fatbergs blocking their waterways in recent years.