Martyn talks about producing Tina Turner, some Heaven 17 hits, and his work with the British Electric Foundation.
Richie talks about producing the first two Kiss albums, recording "Brother Louie," and the newfound appreciation of his rock band, Dust.
Elvis, Little Richard and Cheryl Cole have all sung about Teddy Bears, but there is also a terrifying Teddy song from 1932 and a touching trucker Teddy tune from 1976.
Songs that seem to glorify violence against women are often misinterpreted - but not always.
Howard explains his positive songwriting method and how uplifting songs can carry a deeper message.
You may not recognize his name, but you will certainly recognize Peter Lord's songs. He wrote the bevy of hits from Paula Abdul's second album, Spellbound.