left his co-hosts speechless when he exposed his stomach live on air on Wednesday's episode of Today.
The 51-year-old pulled the stunt following a segment featuring Australian actress , who is heavily pregnant with her first child.
During her interview, Samara, 34, appeared on camera in a skimpy black top that showed off her enormous baby bump.
Once the cameras cut back to the studio, Karl was seen with his shirt unbuttoned, leaving co-host Sarah Abo in stitches.
'Little fashion inspiration there [Sarah],' entertainment reporter told Karl's co-host, who is also heavily pregnant.
'I don't know if it's inspiration for me or my co-host,' Sarah, 39, joked before adding: 'I think my belly is going to stay firmly under wraps.
Karl Stefanovic left his co-hosts speechless when he exposed his stomach live on air on Wednesday's episode of Today. (Pictured alongside pregnant co-host Sarah Abo)
Newsreader Jayne Azzopardi covered her face in embarrassment over Karl's stunt
'Sorry about that, everyone, let's move on, shall we?' she continued.
Karl wasn't finished with his antics and continued to show off his trim stomach.
'Oh, put it away, we're done with it, come on, cover it up,' added Sarah.
'How good is being pregnant? Just timeless material,' Karl replied, while newsreader Jayne Azzopardi covered her face in embarrassment.
It comes after Samara announced she was expecting her first child with her movie director husband Jimmy Warden.
The actress shared the exciting news in December by posting a gallery of baby bump photos to Instagram during the press tour for her upcoming movie Ready or Not 2: Here I Come.
Home and Away alum Samara confirmed her secret marriage to Jimmy in 2022, mentioning him as her 'husband' during an interview.
Meanwhile, Sarah is expecting her first child with her husband, Cyrus Moran.
Karl exposed his belly following a segment featuring Australian actress Samara Weaving, who showed off her baby bump in an interview while promoting her new horror comedy film, Ready or Not 2: Here I Come. (Pictured with co-star Kathryn Newton)
