The "Weeknd Update" ("I got a haircut") got my biggest laugh, because it was almost word-for-word what I said out loud when he started his first performance.

…Especially considering that he does in fact have hot coffee on the date.

Winston's bird shirt at the end won the episode for me. So random.

"…perhaps because it spent the first few years of its run refusing to allow Raj to talk to any women."

What is it about the Stark kids and ravens?

This episode reminded me of The God Complex (does that count as base under siege?) because I found the creepy sandman song to be reminiscent of the creepy hotel music. For whatever reason, that song was the most effectively unsettling part of the episode for me.

The thing I didn't buy about this episode was how the Doctor sends Kate to America, leaves Clara in London, and heads for the Middle East sans TARDIS. Is it not suspicious that the Doctor decides to waste hours flying when the circumstances are dire? Maybe I missed something, but there was never really a good…

I'd love it if they keep the electric guitar as part of the opening credit music. Capaldi rocked that intro.

Clara is a person with less to lose since Danny died: somewhat cavalier, reckless (intending to destroy the TARDIS keys, claiming to be the Doctor). She's on call with UNIT. She admits wanting to be where the action is, even if it's dangerous. I think this is clear to the Doctor, hence his suggestion of a hobby or…

Especially with a cup of tea!

I'll admit to watching that clip multiple times.

Toward the beginning of the episode, when Missy was asking Clara how the Doctor could've escaped the androids, I thought she was implying that one of Clara's previous lives from the Doctor's time stream had been involved. Also an opportunity to explore that with a new iteration of Dalek-Clara, but no callbacks to…