DELISH Cinnamon Roll Poke Cake!

Ingredients:

1 box vanilla cake mix, prepared as directed on the box

5 tbsp butter

1/2 cup light brown sugar, packed

3 tsp ground cinnamon

2½ tsp clear vanilla extract

14 oz can sweetened condensed milk

8 tbsp butter, softened

8 oz cream cheese, softened

2 tsp clear vanilla extract