'I know you cheated' - Jilted boyfriend confronts his 'unfaithful girlfriend' with a giant sign as he waits to welcome her at the airport (Photo)

A jilted boyfriend whose girlfriend had traveled out of town decided to confront her for allegedly cheating on him as he waited to welcome her at the airport.

The Australian man turned up in the arrival area at Melbourne Airport in Australia holding a giant sign that read: 'I know you cheated'.

A Melbourne traveller who spotted the funny message shared a picture of the man holding they the sign above his head via her Twitter page.

At Melbourne airport today. He was waiting to greet his cheating partner... I AM DECEASED,' Krystal tweeted, along with a laughing/crying emoticon.