Mix graham cracker crumbs, sugar and melted butter together in bottom of a pie plate. Press crust evenly into bottom and up the sides of the pie plate.
Bake for 5 minutes. Remove from oven and set aside.
for filling:
Add softened cream cheese to mixer bowl and beat at medium speed until smooth. Add sour cream and mix until combined. Add sugar and beat for 1 minute. Add egg and vanilla and mix just until combined and smooth. Fold in apple and toffee bits.
Pour into prepared pie crust and bake for 35-40 minutes or until center is set.
Pour caramel over pie and cool on the counter for 30 minutes. Place in refrigerator and cool 3 hours or until completely chilled.
Top with whipped cream, toffee bits and drizzle with caramel.