Chocolate Chip-Cream Cheese Bars

1 package SuperMoist devil's food cake mix
1 package (8 oz) cream cheese, softened
1/2 cup powdered sugar
1 cup whipping (heavy) cream
1 1/2 tsp. vanilla
1/2 package (12 oz size) miniature semisweet chocolate chips (1 cup)

Heat oven to 350 degrees. Prepare, bake and cook cake as directed on package for jelly roll pan. Beat cream cheese in medium bowl on medium speed until smooth. Beat in powdered sugar, whipping cream and vanilla on medium speed about 2 minutes or until thickened. Spread over cake. Sprinkle chocolate chips over cheese mixture. Refrigerate at least 1 hour until cheese mixture is firm. Cut into 2x1 1/2-inch bars. Refrigerate any remaining bars.

Makes 49 bars.