Any genius, hidden-gem suggestions?

Can you help us save this birthday?

I'm trying to plan an amazing birthday for a friend (let's call him Alex) next Saturday (December 7th, 2025) in London, and we're totally stuck!

Alex has done A LOT of the common suggestions, so we really need to think outside the box for this one. Even ChatGPT failed us! We are looking for things that are unique, active, and have a lively vibe.

We need two main things:

1. Afternoon (Lively / Music / Activity): A unique, cool, and lively afternoon activity. Not a typical tourist spot, museum, or standard theatre show. • Examples of things we've probably done: Flight Club, Bounce, Junkyard Golf, conventional bottomless brunch. • We're thinking: Immersive experiences, competitive gaming (beyond the usual), or an event with great live music/a party atmosphere.
2. Evening (Cool/Different Bar): A truly different and cool bar for the evening. We need a unique concept, speakeasy vibe, amazing theme, or a place with exceptional live entertainment (music, cabaret, etc.). • We're thinking: Themed cocktail experiences like Alcotraz or Moonshine Saloon (if Alex hasn't done them already), or a venue with high-energy live entertainment like Albert's Schloss Soho.

Any genius, hidden-gem suggestions are highly appreciated!

Help us make this a memorable, non-basic London birthday for Alex! 🙏