Editor’s Note: This week’s agenda was compiled by DCist staffers Kyle Gustafson, Tom Lee, and Sommer Mathis. This week kicks off at the 9:30 Club with a doubleshot of artists from Wales. One is legendary, one should be (and might be yet). One is proud of their Welsh heritage, one not so much. One has panties thrown at him on a regular basis, the other throws carrots at their audience on a regular basis. Tuesday:…

It may boil down to one of those oddball statistical flukes that sports devotees cling to as a higher sign — like how the team who wins the media week Madden contest always wins the title — but for the first 27 years of the Super Bowl era in the NFL, there was no game more important than the opening game. No team that lost their opener ever went on to win the Super…