You can never go wrong when you serve a trifle. The flavor combination of strawberries and pineapples is delicious. Placing the pound cake under the broiler adds a nice crunchy texture to the trifle.
Soak gelatin in ½ cup cold water for 5 minutes. Add boiling water, pineapple juice. Stir until gelatin has dissolved. Add sugar, lemon juice. Cool and allow to thicken slightly. Beat until frothy.