Samkelo Ndlovu (Instagram)
Just last week, Samu got slammed on social media for apparently being "too fat."
But Samu didn't take it lying down, and hit back by letting her haters know that their comments don't bother her, and that she's been working out really hard. (Read that story here)
The actress lashed back saying that she is one of the "fittest people" she knows, and those treadmills at the gym know her very well.
And, if you didn't believe her, maybe this video will help...