Write SQL query to solve given problem: What is the total profit of "Memorex Froggy Flash Drive 8 GB in south superstore?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT SUM(T1.Profit) FROM south_superstore AS T1 INNER JOIN product AS T2 ON T1.`Product ID` = T2.`Product ID` GROUP BY T2.`Product Name` = 'Memorix Froggy Flash Drive 8 GB'