Katie Derham presents the In Tune Highlights, bringing you a top selection from the best musicians on the show this week. This week Alice Coote performs live with Julius Drake ahead of their appearance at Machynlleth Festival, conductor Joshua Weilerstein and composer Gerard McBurney who are collaborating along with the Royal Philharmonic Orchestra for a special BBC Prom exploring the sound of an orchestra, and a group of musicians from The Bhavan enter the studio ahead of their performance at the National Theatre's community production of Shakespeare's Pericles.