Overview: The Gershwin Room audience is spellbound by the pure beauty of the voices of all three performers in this episode. New Zealand country singer Marlon Williams who has just moved to Melbourne dazzles. American singer songwriter Pieta Brown performs the title track of her most recent album, 'Mercury' and joins Marlon for a memorable version of the much loved John Prine song, 'The Speed Of The Sound Of Loneliness'. Tina Arena performs 'Reset' and chats with Julia about her upcoming tour...in French, English and Italian.