| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Song Title | Genre | Difficulty | Performer | |||
| 1 | Ob-La-Di, Ob-La-Da | Ballad | 2 | The Beatles |  |  |
| 2 | Ode to Joy | Classical | 1 | Beethoven | | |
| 3 | Oh My Darling, Clementine | Country | 2 | Everybody! | | |
| 4 | Oh! Susanna | Standard | 2 | | | |
| 5 | Old Time Rock and Roll | Rock | 2 | Bob Seger | | |
| 6 | On the Beach at Waikiki | Hawaiian | 2 | Don Ho | | |
| 7 | On the Road Again | Country | 2 | Willie Nelson | | |
| 8 | On Top Of Old Smokey | Standard | 2 | Everybody! | | |
| 9 | One Love | R&B | 2 | Bob marley | | |
| 10 | Only You (And You Alone) | Ballad | 2 | The Platters | | |
| 11 | Over the Rainbow | Ballad | 2 | Judy Garland | | |