Conversation so far:
who sings opening song for ncis new orleans
The NOLA theme song is performed by Colorado-based blues band, Big Head Todd & the Monsters.
is scott bakula in big head todd & the monsters
Big Head Todd and the Monsters' members include Todd Park Mohr, Brian Nevin, Rob Squires, and Jeremy Lawton.
is scott bakula singing in the ncis new orleans theme song
That is almost certainly not Scott Bakula’s voice singing to your starting credit of NCIS: New Orleans, in which he might not have added any piano to your last variation.

Question: who is the original song by
Self-contained rewrite: who is the original ncis new orleans theme song by