Associating intervals with relative pitches from famous tunes or jingles is the absolute fastest way to memorize them. The value in understanding what intervals you're hearing is endless. You'll be able to identify whether something is major, minor, or some other iteration of those qualities, what type of harmonic movement may be happening, and know which notes you like best over certain chords.
Related Lessons
Learn how the Minor Pentatonic scale, the Natural Minor scale, and the Harmonic Minor scale tonalities fit together.