Songwriter Jeff Barry chats with Simon and Brian about the writing of his many hits, including 'Tell Laura I Love Her', 'Leader of the Pack', 'Chapel of Love', 'Then He Kissed Me', 'Be My Baby', 'Da Doo Ron Ron', 'Doo Wah Diddy Diddy', 'River Deep - Mountain High', 'Christmas (Baby Please Come Home)', 'Iko Iko' and 'Sugar Sugar'. Jeff also discusses his work with Brill Building collaborators like Ellie Greenwich and Phil Spector.