Crumpled trumpets and state-sponsored psychedelia – the week in art

Cornelia Parker is crushing it at the Tate, the artist better known as Vic Reeves exhibits his moving bird paintings, and Jake and Dinos Chapman split up – all in your weekly dispatch

Cornelia Parker
This retrospective of the surrealistic shed exploder and musical instrument crusher should be full of fun.
• Tate Britain from 18 May until 16 October