The Tate fancies itself but has become ponderous and self-conscious, like an art-wank hipster who spends all night wondering if their look is sufficiently boho and dishevelled. The Barbican, meanwhile, just gets on with having a good time. Check out this smart pop-up shop.

Until December 23
Barbican Centre, Silk St, EC2Y 8DS 
barbican.org.uk

Tube: Barbican