Her best friend Olga catfished her for six years by pretending to be a fictional man known as 'Campbell'.
And on Thursday Casey Donovan revealed she tried to contact the man whose photos was used by her tormenter to create the fake persona back in 2004.
The former Australian Idol winner told the Kyle and Jackie O Show she came across the real Campbell on social media and needed to know if the account was real.
Deceived: In 2004 Casey fell in love with a man for six years - only to find out he didn't exist and her best friend Olga (right) was catfishing her
'I sent him a message because I found him on Instagram - he has a foot fetish and lives in the US,' Casey, 31, told hosts Kyle Sandilands and Jackie 'O' Henderson.
The singer said she then sent the good looking man the message: 'This is weird because I was in love with you for six years'.
But unfortunately for the former reality singing star, the American hunk behind the photo left her on 'seen'.
The real Campbell: The former Australian Idol winner told the Kyle and Jackie O Show she came across the real Campbell on social media and needed to know if the account was real
Kyle suggested the man must have thought Casey was 'loony' to have messaged him in such an out-of-the-blue manner.
'I felt like I needed to tell this guy I loved him for so long and I needed to know if this profile was real. It could have been hers (Olga) - who knows?' she said.
Reliving her ordeal, which started when she was 16 and fresh off her Idol win, Casey described how the fake persona was chiseled and handsome.
'It was in 2004 and it was on a Nokia so you had to squint to see it,' she said.
'But he was bald and had a six pack and the sexy 'v' thing (his