Yes: Jacob Collier. (Just so much range and such a sense of harmony)
No: Curtis Stigers. (So high he sounds effeminate. There's a reason Sax players don't sing.)
One of my favourite ex-seagulls. He had a fabulous penalty record and unfortunately was the first ever victim of the retrospective banning desision making rule, for what I still maintain was an accidental stamp on another player. He had nowhere else to put his foot when the guy slid in under...