Sir Bob Geldof In Conversation With Alan Yentob

BBC4, 9pm

As well as hosting Imagine (see highlight, left), Alan Yentob is also in conversation with musician and activist Geldof (left). From his encounters with superstars to lunches with world leaders, Geldof explains how a network of global satellites broadcast Live Aid in 1985, and how it became a defining BBC and world event. ★★★★★