Sherlock finally gets a chance to try on one of John's sweaters

Mrs Hudson and John are discussing the benefits of jumpers.

Uh... what the actual fuck?

John getting angry about Sherlock's experiments, very angry.

Sherlock really, just because you like eyeballs in your tea does not mean John does too.

john resists the eyeball tea

sherlock with another 'experiment': eyeball in coffee. john freaking out, as usual

Sherlock left an eyeball sitting around

John finding an eye on the kitchen table. The eye belonged to a guy named Martyn...