[from linked item] 'Groupon will be bringing back the 80s and celebrating Nationals Park’s home team’s incredible baseball season.'
...I resided in this area through the entire decade of the 1980's and I do not recall this area having a baseball team...or Nationals Park for that matter.
[Groupon stock (NASDAQ: GRPN) currently trading at $4.49/share - within the past year the per-share price was in the $20 range]