Yep, My Funny Valentine, probably one of the top ten expected 'to know by memory' songs by every pro gigging musician out there.
Here's some insightful background analysis of this classic tune, which I call my 'all February month long' song for obvious reasons.
I especially enjoy showcasing the song's descending base line in the first 5 measures (C-B-Bb-A-Ab), which means, when playing it on the arranger, requires utilizing the arranger 'on bass' feature.