Mix pretzels with 1/2 cup sugar and melted butter. spread in 9x13 inch pan. Bake 350* for 10 minutes.
Mix cream cheese, sugar and whipped topping. Spread over pretzels.
Dissolve jello in pineapple juice; add strawberries. Let partially set for approx. 2-3 hours. Spread over cream cheese mixture. Chill for at least 2 hours before serving....better the next day!! (can be made with peaches, and peach jello or raspberries and raspberry jello) Enjoy!!