Henry and his coworkers take the credit for this one. They did this to their lead's office before he came back from vacation.
As part of the prank, they pretended to double him up with a new hire. You can see her desk in the last picture. The boa and pink purse were suppose to be her items. The tin foiling was a misdirection and because of it he actually believed he was doubled up. Best part? His reaction was caught on a hidden web cam.