On the Cross Have Mercy
On the Sunny Side of the Street
On The Very First Christmas Morning
On Wind, On Wing
Once Upon a December
Once Upon A Starry Night
One Alone
One Candy Wrapper in the Street
One Day When We Were Young
One Fine Morning
One For Frost, Two For Fire
One Little Candle
One Song
Only a Rose
Open the Gates of the Temple
Open Thou My Lips
Operator
Our Christ Is Born
Our First Songs to Sing With Descants
Over the Rainbow
Pals (from "Songs of a Prospector")
Pange Lingua
Parade of the Wooden Soldiers
Parsley, Sage, Rosemary, and Thyme
Partner Songs
Pass It Along!
