I like what they're getting at, but you're right, it seems overly produced. I was amused at some of the comments though - someone was adamant that this is a Christmas song!
My favorite cover of GOK would have to be the BBC cover from 5 years ago - it seems like it was just yesterday that this came out!
https://www.youtube.com/watch?v=XqLTe8h0-joMy second favorite is Brian's own version from the What Love Can Do single:
https://www.youtube.com/watch?v=kOCnkiBv29UBrian sounds so darn good singing that song. I'm glad he put out an official studio cover.