Combine first 3 ingredients in a small bowl. Press into bottom of an 8-inch square baking pan coated with cooking spray. Spread yogurt evenly over crumbs. Cover and freeze 2 hours or until firm.
Melt fudge topping in microwave at HIGH 20 seconds. Drizzle fudge topping over yogurt, and spread evenly. Top evenly with sliced banana. Spread whipped topping over banana, spreading to edge of pan. Sprinkle with almonds. Cover and freeze 8 hours or until firm.
Let stand at room temperature 10 minutes before cutting into 2 1/2 x 2-inch pieces.