Spoilers for S5E3

Sam: ... Dean?

Dean: Yeah

Sam: ... how do you know about Twight?

Dean: *Shifts eyes, looks at floor*

Sam: Dean... Do you got a thing for Edward?

Dean; NO!

Sam: then what? Who's your Twight crush?

Dean: No one!

Sam: Dean?

Dean: OK OK its jasper, Freaking Jasper!

Sammy tries to repress laughter... doesn't work.