In large bowl with electric mixer, beat cream cheese, powdered sugar, instant drink mix and 2 tablespoons of the chocolate syrup on medium speed until smooth. Fold in whipped topping and 6 tablespoons of the toffee bits. Spoon into cooled cookie crust. Top with baked cookies and remaining toffee bits. Drizzle with remaining 2 tablespoons chocolate syrup. Refrigerate at least 1 hour until chilled before serving. Cover and refrigerate any remaining pie.