O'Driscoll made his Ireland debut in 1999 .
It was a sensational hat - trick in a famous Ireland win over France in Paris the following year that really made the rugby world sit up and take notice .
O'Driscoll made his Ireland debut in 1999 , but it was a sensational hat - trick in a famous Irish win over France in Paris the following year that really made the rugby world sit up and take notice .