This was based off a prompt from supernatural-prompts on tumblr and is the first supernatural that I have ever written so sorry for OOCness
"Cas, we don't know what to do here so get your feathery ass down," Dean practically screamed even though Castiel had appeared half way through the sentence. Sam and Dean stood in shocked silence as they took in Cas' appearance, he was wearing a red bow tie and fez.
"Cas what the hell are you wearing?" Questioned Dean once he regained the ability to speak.
"It is called a fez and a bow tie, the nice Doctor with the blue box said they were cool, although the ginger girl seemed to disagree," a look of realisation dawned on Sam's face
"Cas, have you been watching Doctor Who?" Dean did not seem impressed by Sam's knowledge of the subject but waited for Cas' answer
"Yes it is a fantastic show, isn't it?" Castiel seemed pleased with himself but Sam was curious
"Yes but it wasn't that long ago since we last saw you, have you done anything else since then?" Dean was curious as well at this point.
"Well no. Ii was hooked on the dynamic of the relationships The Doctor has with his companions, he shares a strong bond with each of them." Dean chuckles
"Okay, no more Netflix for you two geeks, especially you, Cas"
"What was it you two needed my help with anyway? Allonsy," Dean can't help but smile at Cas' reference that he barely gets as he explains the hunt…
Later when the hunt was finished, Cas couldn't help himself "Sam, Dean, before I go I want you to know that you were fantastic. Absolutely fantastic. And you know what? So was I"