1. The sound of sweet singing will be filling St Pancras station this evening as the Royal Opera Chorus perform for commuters, with back-up from willing members of the public. Hear them for free from 6:30pm.
2. The taps at the Tate Modern are being taken over for one night only by Brooklyn Brewery. Head to the terrace bar for the Tate Tap Takeover from 6:30pm where you can sample five beers including Brooklyn Lager and Post Road Pumpkin Ale, hear a talk from one of the brewers and even get stuck into some painting by numbers. It's £12.50 for a third of each beer, £17.50 for five thirds of beer and a pint, and £19.50 for five thirds of beer, a pint and a meal deal.
3. Pick up colourful, beautiful and original craft and design products from Made London, a huge craft fair with more than 100 artists, makers and designers showcasing glassware, textiles, jewellery, ceramics, furniture and much more. Head to One Marylebone from 10:30am today, tickets are £10 on the door.