Big Brother star Marissa Rancan, 62, shows off her fit figure in a tiny string bikini

She’s still got it! Aerobics icon and Big Brother star Marissa Rancan, 62, shows off her fit figure and washboard abs in a tiny string bikini

She found fame in the 1980s as one third of aerobics icons The Rancan Sisters with her twin siblings, Adele and Lisa.  

And on Wednesday’s Big Brother, Marissa Rancan proved she’s still got it as she stripped off into a tiny string bikini. 

The 62-year-old flaunted her incredibly fit figure and washboard abs in a bright yellow two-piece.

She’s still got it! Aerobics icon and Big Brother star Marissa Rancan, 62, (right) showed off her fit figure and washboard abs in a tiny string bikini on Big Brother on Wednesday

Marissa looked incredible in her costume, as she chatted in the green room with co-star Hannah Campbell, 26.  

At the start of the episode, Marissa showed she still works hard for her figure during an early morning circuit session. 

She's fit! Marissa looked great as she roamed around the house in her itsy bitsy yellow bikini

She’s fit! Marissa looked great as she roamed around the house in her itsy bitsy yellow bikini

Giving the younger ones a run for their money! Marissa also wore the costume as she chatted in the green room with co-star Hannah Campbell (pictured left)

Giving the younger ones a run for their money! Marissa also wore the costume as she chatted in the green room with co-star Hannah Campbell (pictured left)

Get it girl! At the start of the episode, Marissa showed she still works hard for her figure during an early morning circuit workout

Get it girl! At the start of the episode, Marissa showed she still works hard for her figure during an early morning circuit workout 

She hilariously woke up her housemates when she repeatedly slammed a weighted ball into the ground during a set at 6am. 

Marissa showed off her trim figure as she worked up a sweat, wearing tight black shorts and a matching T-shirt.   

‘Queen s**t,’ everything Marissa does is golden,’ one fan tweeted as a reaction to her morning workout. 

Another fan tweeted throughout the episode: ‘Team FKN Marissa!!! Go off GURRRLLLLL,’ adding a flame emoji. 

She's got fans! One fan Tweeted during the episode: 'Team FKN Marissa!!! Go off GURRRLLLLL,' adding a flame emoji

She’s got fans! One fan Tweeted during the episode: ‘Team FKN Marissa!!! Go off GURRRLLLLL,’ adding a flame emoji

Marissa, who now works as a makeup artist in Sydney, found fame in the 1980s as one third of aerobics icons The Rancan Sisters with her twin siblings, Adele and Lisa.

‘We were the first three to bring aerobics to Australia. It started back in 1983 and we were known for our morning TV appearances,’ Marissa explained last month. 

In her Big Brother promotional video, Marissa said of her showbiz career: ‘We were like a household name. We had a cult following and would train celebrities.’ 

She's back! Marissa, who now works as a makeup artist in Sydney, found fame in the 1980s as one third of aerobics icons The Rancan Sisters with her twin siblings, Adele and Lisa

She’s back! Marissa, who now works as a makeup artist in Sydney, found fame in the 1980s as one third of aerobics icons The Rancan Sisters with her twin siblings, Adele and Lisa

The Rancan Sisters opened their first aerobics studio in Cremorne, Sydney in 1981.

As the business grew, they appeared daily on Channel 10’s Good Morning Australia, and stars such as Nicole Kidman headed to their gym for a workout.

These days, Marissa works as a makeup artist in Sydney and enjoys a quieter life. 

Icons! The Rancan Sisters opened their first aerobics studio in Cremorne, Sydney in 1981. As the business grew, they appeared daily on Channel 10's Good Morning Australia, and stars such as Nicole Kidman headed to their gym for a workout.

Icons! The Rancan Sisters opened their first aerobics studio in Cremorne, Sydney in 1981. As the business grew, they appeared daily on Channel 10’s Good Morning Australia, and stars such as Nicole Kidman headed to their gym for a workout.