What key is Sweet Home Alabama in

It s in D. Thanks for watching Actually, it might be a bit more complicated than that. It, along with many other songs in Rock and Pop music, uses a chord loop vamp as its harmonic scheme, and because of that, it might show something that ethnomusicologist Peter Manuel calls Dual kind of in both the key of D and G at the same time. Neat Ethan Heins Blog Post on Phillip Tagg Phillip Taggs Everyday Tonality