Happy Hour Showdown Round 1: Reef vs. Blackwater Lounge

The next match-up in the Happy Hour Showdown pits a London Road mainstay against a downtown Duluth hot spot;  it's The Reef versus Blackwater Lounge. Which of these locations makes the best Happy Hour location?  Submit your vote below.  Remember - you can only vote once per match-up in each round.  Voting closes at midnight.