cheering at baseball games
... that inflatable balloon sticks for cheering at baseball games were first used in South Korea?
... that <a href="./Thundersticks" id="mwBGY" rel="mw:WikiLink" title="Thundersticks">inflatable balloon sticks</a> for <b id="mwBGc"><a href="./Baseball_cheering_culture_in_South_Korea" id="mwBGg" rel="mw:WikiLink" title="Baseball cheering culture in South Korea">cheering at baseball games</a></b> were first used in South Korea?