A person with an unnatural gift of 'stringing' someone else along with a story or tale that appears to be reasonable and likely and then delivering the punchline which undoubtedly results in the recipient looking and feeling like a bit of a twat!
That Cookster justmade me totally believe that he had conquered Everest wearing only his pants!
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.