Zimbabwe thought they had done the job when they beat Kenya 28 - 10 in their final match .
Namibia had other ideas when they hammered Madagascar 89 - 10 in a match played later on the same day .
Zimbabwe thought they had done the job when they beat Kenya 28 - 10 in their final match but Namibia had other ideas when they hammered Madagascar 89 - 10 in a match played later on the same day .