Combine the golden grahams, rice krispies, marshmallows, and chocolate chips in a bowl. Set aside.
In a saucepan, melt the butter over medium heat.
Turn down the heat to low and add the marshmallows.
Stir until melted and add the vanilla.
Pour over the rice krispies mixture and stir until all is coated.
Pour into a greased 9x9 pan and press them flat with greased hands.
Let them cool for 30 minutes, cut and serve!