When Jonesy is walking by the Ferris wheel and Stumpy sprays him with alcohol, Jonesy says "Toby, what are you doing up there?" Toby Huss is the name of the actor that plays Stumpy.
When Tommy Dolan visits Iris, he opens one of the letters lying on the table. There is a five-dollar bill included as a donation in the envelope. He whistles and holds it up, saying "a sawbuck." A sawbuck is a ten-dollar bill.