I love this tune! The Real Book has the third chord as an Ab7, though the majority of recordings I’ve found seem to prefer a D-7. I wouldn’t say the Ab7 is necessarily “wrong” though, as several some recordings use the Ab7. Learn to navigate both, and use your ears at jam sessions!
There Is No Greater Love
If you want to fully understand the basics of jazz theory and start learning how to improvise from the ground up, join our LJS Inner Circle membership, where you'll get access to our theory basics course "Zero to Improv", and all of our premium courses.
"Zero to Improv"