Post Yuletide Syndrome
The days following Christmas when the excitement of new presents has worn off and it's time to return to work.
Manager/boss: "Why so glum today?"
Employee: "I'm suffering from PYS"
Manager/boss: "What?"
Employee: "Post Yuletide Syndrome"
Employee: "I'm suffering from PYS"
Manager/boss: "What?"
Employee: "Post Yuletide Syndrome"