Richie talks about the impact of "Amazed," and how his 4-year-old son inspired another Lonestar hit.
"25 or 6 to 4" to "Semi-Charmed Life" - see if you can spot the songs that are really about drugs.
These Three famous songs actually describe how they were written - late into the evening.
Our chat with Barney Hoskyns, who covers the wild years of Woodstock - the town, not the festival - in his book Small Town Talk.
Writing great prog metal isn't easy, especially when it's for 60 musicians.
Wilder's hit "Break My Stride" had an unlikely inspiration: a famous record mogul who rejected it.