The song falls under the category of "Standards" being one of those songs performed by so many artists. If you enjoy the Bobby Darrin or Frank Sinatra versions, there are also cuts by Louis Armstrong, Jimmy Buffet (a duet with Frank Sinatra, although Buffet mixed his voice in with the original Sinatra cut as Frank had already passed away at the time), I also want to say there is an Ella Fitzgerald version out there as well. And as you would expect Tony Bennett, Brian Setzer and Micheal Buble have all put their twist on it as well.