Buy Road Tripper | Grease Monkey X Tina | Flower. Grease Monkey x Tina, also known as Slippery Susan, is an Indica-dominant hybrid strain with an interesting flavor and appealing effects. This strain is said to offer hints of coffee, cocoa, and pungent fuel. The effects come across as mentally uplifting at first, but you soon slip into a deep state of physical relaxation. Top reported effects include a couch lock type high, euphoria, and relaxation.