Oscar Pistorius was accused of being a deceitful witness who told the court "incredible lies" at the summing up of his murder trial.
Prosecutor Gerrie Nel said he was more interested in defending his life than telling the truth.
ITV News Africa Correspondent Rohit Kachroo reports.
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The Grammy-winning singer posted a picture of the two on his Instagram saying the two got engaged right before the new year.
British Airways said it was taking the matter "extremely seriously" and is assisting police with their enquiries.
The rest of this weekend will see further spells of rain or snow across the UK. Icy roads expected