Quick view Grumpy Old Bastard ( 100ml ) By Micro Brew Vapor Micro Brew Vapor Log in for pricing Grumpy Old Bastard is a deliciously decadent candy flavor mix of butterscotch and creamy caramel. Flavors Butterscotch | Caramel Log in for pricing Quick view Qty in Cart: 0 Price: Log in for pricing Subtotal: