The Logical Song by Supertramp is in Ab at 120 beats per minute and runs 2:18 across 29 bars. It uses 11 chords — Cm, Ab, G, Bb, Adim, Eb, Am7, Db, and a few more. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? The Logical Song guitar melody tab.