"He's a performer, he likes singing and dancing," she told WHO on the red carpet of the Lion King in Sydney on Tuesday night.
Johnas piped up, "I'm really good at singing."
When asked if he would go into acting, Ada responded: "I hope not.
"I want him to do whatever he wants to do but I think he wants to be a soccer star."
Johnas added: "I'm a comedian."
Ada's businessman boyfriend millionaire Adam Rigby accompanied the pair on the night out.
Despite starring on the Seven soap since 2000 playing beloved Bay resident Leah Patterson-Baker, she admitted that she doesn't watch the drama with Adam by her side.
But she said it's not because he might get jealous of the steamier parts.
"No, no it's just work," she said.