What's So Funny?Series 2Episode 5BBC Radio 4 Extra Duration: 30 minutesFirst broadcast: Fri 4th Nov 2011, 07:30 on BBC Radio 4 ExtraLatest broadcast: Sun 6th Nov 2011, 05:30 on BBC Radio 4 ExtraEd Byrne, John Finnemore and Ava Vidal discover their fave comedy book, Lucy Porter goes backstage and Richard Herring waxes on love.GenresComedyBrandWhat's So Funny?SeriesWhat's So Funny?: Series 2 Source: BBC Online