Jackie Robinson Day
... that on Jackie Robinson Day of 2007, more than 200 baseball players wore number 42 in honor of the 60th anniversary of Jackie Robinson's major league debut?
... that on <b id="mwEDI"><a href="./Jackie_Robinson_Day" id="mwEDM" rel="mw:WikiLink" title="Jackie Robinson Day">Jackie Robinson Day</a></b> of 2007, more than 200 baseball players wore number 42 in honor of the 60th anniversary of <a href="./Jackie_Robinson" id="mwEDQ" rel="mw:WikiLink" title="Jackie Robinson">Jackie Robinson</a>'s <i id="mwEDU">(pictured)</i> <a href="./Major_League_Baseball" id="mwEDY" rel="mw:WikiLink" title="Major League Baseball">major league</a> debut?