David Cassidy to Lassie in 10 Steps
- David Cassidy recorded The Puppy Song
- The Puppy Song by Mary Hopkin was produced by Paul McCartney
- Paul McCartney wrote She's Leaving Home
- She's Leaving Home was arranged by George Tipton
- George Tipton arranged Mr. Richland's Favorite Song
- Mr. Richland's Favorite Song is named after Tony Richland
- Tony Richland managed The Purple Gang
- The Purple Gang members include Bob Corff
- Bob Corff dated June Lockhart
- June Lockhart starred in Lassie