Toot Toot Chugga Chugga Big Red Car has higher complexity than the average song in terms Melodic Complexity.
Toot Toot Chugga Chugga Big Red Car is written in the key of A Major. According to the Theorytab database, it is the 4th most popular key among Major keys and the 4th most popular among all keys. Major keys, along with minor keys, are a common choice for popular songs. The three most important chords, built off the 1st, 4th and 5th scale degrees are all major chords (A Major, D Major, and E Major). See the A Major Cheat Sheet for popular chords, chord progressions, downloadable midi files and more!