Obviously there are regular karaoke nights. Now we have proof that all of our regular attendants can carry a tune well-enough.

And meerkat!Hiddleston and faun!Whishaw apologize to each other every five seconds, while otter!Batch quietly takes care of things in the background.

Hiddleston: *reaches for the teapot* Oh, I'm sorry, you wanted that first.
Whishaw: No, it's fine, you should have it, you're the guest.
HIddleston: No, no, you're the host, you should have the right to the first cup.
Cumberbatch: *quietly pours tea for both of them and himself*