Heat oven to 350°F. In large bowl, mix crackers, 1/3 cup melted butter and 3 tablespoons sugar. Press mixture firmly against bottom and side of 9-inch glass pie plate. Bake 10 minutes. Cool 10 minutes.
In chilled small bowl, beat whipping cream with electric mixer on high speed until stiff peaks form. In large bowl, beat cream cheese, 1/4 cup sugar and vanilla until light and fluffy; scraping bowl frequently. Fold in whipped cream. Spoon into crust. Refrigerate until firm, about 2 hours.
Arrange strawberries on top of pie. Spoon warm jelly over strawberries, coating well. Store pie in refrigerator.