Mine are:

Fantasy
Boogie Wonderland
Let's Groove
After The Love has Gone
September
Sing A Song

My All-Time favorite Earth Wind and Fire song is Shining Star.
I also like
After The Love Is Gone
Thats The Way Of The World
September
Sing A Song

"Shining Star For You To See, What Your Life Can Truly Be"

That's The Way Of The World(that song has a personal meaning to me that always makes me cry.)

Serpertine Fire
I'll Write a Song
Boogie Wonderland
Let's Groove Tonight