Launching a new musical is a notoriously risky venture; will Kent-based theatre director and former Pebble Mill presenter Josephine Buchan hit the right note in her quest for cash? East London brothers Oliver and Toby Richmond hope there will be no stalling when they ask the Dragons to invest in their car servicing company. A former GCSE project takes centre stage when Welsh student Emily Webb asks for 75,000 pounds to take her invention to market, and Rugby duo Frank Drewett and Lawrence Webb hope a Dragon's backing will help lift the lid on the potential of their wheelie bin accessory.