Why
| Song | Instrument | Artist | Composer | Genre |
| Ask Me Why | Keyboard | The Beatles | John Lennon e Paul McCartney | Rock |
| I Guess That´s Why They Call It The Blues | Piano | Elton John | Elton John e Bernie Taupin | R&B |
| Why | Piano | Avril Lavigne | Avril Lavigne | Rock |
| Don´t Know Why | Alto Saxophone | Norah Jones | Jesse Harris | Pop |
| Don´t Know Why | Tenor Saxophone Soprano (Bb) | Norah Jones | Jesse Harris | Pop |
| Ask Me Why | Piano | The Beatles | John Lennon e Paul McCartney | Rock |
| Why Don´t We Do It In The Road | Piano | The Beatles | John Lennon e Paul McCartney | Rock |
| Why'd You Only Call Me When You're High | Drums | Arctic Monkeys | Alex Turner | R&B |
| Why Dont You Get A Job | Drums | The Offspring | Dexter Holland | Punk Rock |
| Why Does It Hurt So Bad | Piano | Whitney Houston | N/A | R&B |
| Dont Know Why | Piano | Norah Jones | N/A | Soundtrack |
| Why Dont We Do It In The Road | Guitar | The Beatles | N/A | Rock |
| Why Cant This Be Love | Guitar | Van Halen | N/A | Rock |
| Thats Why Im Lonesom | Harmonica | The Real Book Of Blues | N/A | Blues |
| Thats Why Im Lonesom | Keyboard | The Real Book Of Blues | N/A | Blues |
| Why Oh Why | Piano | Céline Dion | N/A | Theme Music |
| I Know Why And So Do You | Piano | Jazz Standard | N/A | Jazz |
| Why You Wanna Trip On Me | Piano | Michael Jackson | N/A | Pop |
| Why Cant You Behave_ | Piano | Cole Porter | N/A | Jazz |
| Why Shoudnt I_ | Piano | Cole Porter | N/A | Jazz |
| Why Should I Care_ | Piano | Diana Krall | N/A | Jazz |
| Why Go | Bass | Pearl Jam | N/A | Grunge |
| Don´t Know Why | Clarinet (Bb) | Norah Jones | Jesse Harris | Soundtrack |
| Tell Me Why | Piano | The Beatles | John Lennon e Paul McCartney | Rock |
| Why Do I Feel So Sad | Piano | Alicia Keys | N/A | R&B |
| Why I Love You | Piano | Major | N/A | Soul |
| Dont Ask Me Why | Piano | Billy Joel | N/A | Soft Rock |
| Here Is No Why | Drums | The Smashing Pumpkins | Billy Corgan | Soundtrack |
| Why Georgia | Drums | John Mayer | John Mayer | Soft Rock |
| Don´t Know Why | Drums | Norah Jones | Jesse Harris | Soundtrack |
| Ask Me Why | Drums | The Beatles | John Lennon e Paul McCartney | Rock |
| Tell Me Why | Drums | The Beatles | John Lennon e Paul McCartney | Rock |
| Why Do You Want Him | Drums | Green Day | Billie Joe Armstrong | Punk Rock |
| Why Can´t You Be Nicer To Me | Drums | The White Stripes | John Anthony White | Alternative Rock |
| Lover Why | Clarinet (Bb) | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Clarinet (C) | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Flute | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Tenor Saxophone Soprano (Bb) | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Alto Saxophone | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Keyboard | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Trombone | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Trumpet | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Acoustic Guitar | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Violin | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |
| Lover Why | Cello | Century | Jean-Paul Devaux, Jean-Pierre Millers, Matta, Lionel Rault | Soft Rock |