In the event the national anthem is played at an Orioles or Ravens activity, the term "oh" is emphasised in the road "oh say does that star spangled banner nevertheless wave" by the crowd to show allegiance towards the Orioles, applying their nickname, the O's. Some nationwide onlookers regard this http://louissoiih.thelateblog.com/3969774/babe-ruth-birthplace-and-museum-of-baltimore-can-be-fun-for-anyone