Clara is buzzed enough to not care what it says about Allison other than that was amazing, and she looks at everyone else, grinning when there's a small debate about whether or not it was booze.

Nah, she didn't react at all which means it's alcohol.

But that's a trick, she wants us to think it's water, so then we think it's alcohol, but it's water.

Drunk, all of them, and when they settle on water, Clara looks at Allison with a grin.

"Let the people know." Her eyes are sparkling, and she gives Allison an up-and-down glance because she's only human.