Crush the Oreos into a fine crumb then add the melted butter, mix until you have a wet sand texture all around.
Press Oreo crumb mixture into the bottom and slightly up upsides of a 9-inch pie plate. Chill in the fridge for at least one hour to set.
In a heatproof bowl add chocolate and set over a small pot filled with a little water. Cook on low so the heat melts the chocolate.
Beat the cream cheese for 2 minutes, you will make a smooth, lump-free creamy mixture. Scoop the cream cheese into a clean bowl.
Beat Cream Cheese
In the same/ dirty mixing bowl fitted with the whisk attachment whip the heavy cream and half of the Baileys until stiff peaks form.
Once the whipped cream is formed fold in half of cream cheese.
Then fold in remaining cream cheese, chocolate, and the remaining ½ cup of Bailey's.
Add the Rest
Pour into the prepared pie dish, use an angled spatula to smooth out the top into an even layer.
Add to Crust