| Song/Tune Title | Book |
| Let's have another cup of coffee | MACU |
| Let's hear it for the boy | MACU |
| Let's Hear It For The Boy | MFB |
| Let's Hear It For The Boy | RLUFB3 |
| Let's Hear It For The Boy | UFB3 |
| Let's Keep Growing | WLFB |
| Let's misbehave | MFFB |
| Let's Not Talk About Love | RLUBFB4 |
| Let's Not Talk About Love | UBFB |
| Let's Put It Back Together Again | UCFB |
| Let's Put It Over With Grover | DFB |
| Let's put out the lights and go to sleep | MFFB |
| Let's stay together | NRBV3 |
| Let's Stay Together | RLBFB |
| Let's Stay Together | WLFB |