The document summarizes metrics from the #MegaTweetup hashtag on social media. It notes that there were over 2,000 tweets with the hashtag reaching over 370,000 people. The top contributor generated over 172,000 impressions. Participants uploaded a total of 85 pictures across TwitPic, Plixi and YFrog. The event was a success in bringing people together online around the hashtag for the meetup in Boston.