Spray a 13x9 pan with non stick spray.

Make cake according to box directions.

Allow cake to completely cool.

Using a skewer, poke small holes all over the cake, piercing all the way to bottom.

In a bowl, combine 1 package of Jell-O and 1/2 cup boiling water and stir until gelatin is completely dissolved.

Add 1/2 cup cold water, mix well and slowly pour this mixture over the entire cake.

Chill for 30 minutes.

Trim and slice strawberries.

In a bowl, combine other package of Jell-O and 1/2 cup boiling water and stir until gelatin is completely dissolved.

Add 1/2 cup cold water, mix well.

Add sliced strawberries to Jell-O and allow to cool for 5-10 minutes.

Pour this mixture over the entire cake.

Chill for 1 hour.

Spread whipped topping over cake.

Cover and refrigerate for several hours hours.