Situational Irony means about the same thing as a discrepancy between what is expected to happen and what actually happens. A story that has situational Irony is the Ransom of Red Chief. The situational Irony in the Ransom of Red Chief creates humor and develops a theme by the characters expecting one thing to happen, but another does.
The irony in The Ransom of Red Chief creates humor because they tried to kidnap a kid for money but in the end they didn't get any money. For example in paragraph 4, sentences 1,2,4, and 5 it says, "We selected for our victim the only child of a prominent citizen named Ebenezer Dorset. The father was respectable and tight,