Terri Irwin Honors Magda Szubanski on 65th Birthday

has shared a sweet tribute to her close friend Magda Szubanski in honour of the beloved comedian's 65th birthday,

The star, 61, shared a precious throwback photo from the early 2000s to social media on Sunday, which captured Terri and her late husband Steve beaming as they posed with Magda at their Australia Zoo in .

The celebrity conservationists beamed from ear-to-ear as they proudly posed with the Kath and Kim star and introduced her to one of the zoo's most iconic reptiles - a large python.

Magda looked thrilled as she happily cuddled the reptile while Steve and Terri looked on.

Terri captioned the photo with some heartfelt words: 'Happy birthday to the fearless and fabulous @magda_szubanski.'

The Irwin family have long been friends with the iconic Aussie comedian, after she co-starred with Steve and Terri in the 2002 Australian movie Crocodile Hunter: Collision Course.

In May last year,

She appeared on camera with a shaved head after beginning her treatment to fight the disease.

'Hello my lovelies. So, the head is shaved in anticipation of it all falling out in a couple of weeks because I have just been diagnosed with a very rare, very aggressive, very serious lymphoma,' she began.

'It is one of the nasty ones, unfortunately. The good thing is I'm surrounded by beautiful friends, family and an incredible medical support team.

'Honestly, we have the best in the world here in Australia, particularly in Melbourne. I feel very fortunate.

'It's pretty confronting. It is full-on. But new treatments keep coming down the pipeline all the time.'

Magda said she had started a treatment called the Nordic protocol, which treats mantle cell lymphoma (MCL) by shrinking the tumours with a combination of drugs administered in five phases.

Fortunately, Magda responded to the treatment well and in February, .