Emily Elizabeth's day has started out terribly and she is in a bad mood! Her bad mood causes a chain reaction, and soon almost everyone on the Island is having a bad day! With a little help from Clifford, the friends discover that laughter and kindness spread easily, and soon the bad day has turned into a great one for everybody when Jack shows his friends his dad's trunk of global travel treasures, the kids are inspired to take a pretend "world tour" around Birdwell Island. They travel to Australia, India and Mexico...but when they get to Italy, Sam feels sad and misses her Italian Nonna...which gives Emily Elizabeth a great idea!