猪八戒背媳妇乖媳妇咱别闹
[zhū bā jiè bèi xí fù guāi xí fù zán bié nào]
A light-hearted play on words referencing 'Pigsy carrying his wife from the classic Chinese novel 'Journey to the West'. It has a humorous connotation and may refer to someone being playful in a loving relationship.