Ah yes, such a good book, there's no surprise in the book I mean if you're talking about johnny dies.
Answer:
Darry receives a call from a surprise person.
Explanation:
Darry feels very depressed about Johnny's death. So Darry robs a grocery store to get the cops after him and once he is face to face with them he pulls out an empty gun (knowing that it was empty) and the cops shoot him, killing Darry instantly.