75th anniversary of comic book heroine coincides with movie release
More than two dozen vendors expected
the commercial shows a same-sex couple taking in the sights of Iceland
Celebrations galore planned in D.C. in coming days
the ice cream company has been a longtime supporter of LGBT rights
films include less LGBT people of color than any other year
the city hasn't hosted the event since 1991
the actress was married to a man for three years
the Reddit thread has received more than 1,000 comments
the singer admits videos do 'enhance music'