For 20 years, ANONYMOUS has kept a big secret about her mother...the fact she unknowingly was the wingwoman for her mum's affair.

ANONYMOUS has carried this secret for too long and now finally unburdens herself on Bec & Soda's Secrets Of The Suburbs.

1.3 million people live in Adelaide, each harbouring at least one untold secret—are you tempted to share yours for the chance to win $5,000?

ENTER NOW: Secrets Of The Suburb