"Sam, Dean, this is Sherlock Holmes" the Doctor said, back turned to the other three occupants of the room as he tinkered with one of the many supernatural objects the boys kept around the bunker.
Dean was silent for a moment, Sam raising an eyebrow at the Doctor's back
"okay, did he just say 'Sherlock Holmes'?" Dean asked his brother
"yeah," Sam said slowly, looking over to the apparent 'Sherlock Holmes' who was standing by the table, looking at a book Sam had been reading before their two guests had arrived.
"I think he did. How-"
"Parallel universe" Sherlock cut in, not looking up from the old ledger "I exist here while the books that feature my exploits do not."
Before either of the Winchester's could comment, Sherlock continued.
"or as the Doctor would call it 'spacey-wacey'. Much easier for you to understand, I expect"
Dean looked to Sam, who had perfect bitchface number eighteen and was directing it at Sherlock.
"okay," Dean said, crossing his arms and setting his fe