A prankster who is knocking over mailboxes encounters an exploding mailbox; when Preston joins a new gym on his road to recovery, he encounters bullying.

When someone gets scammed into buying fake, prepackaged funeral plans for veterans, The Inspectors lure the scammer to Charleston, South Carolina to a Veterans' charity ball on the USS Yorktown. Meanwhile, Noah's grandfather is in town to compete with him in the county fair's Gumbo Cook-Off, but when Noah invites his new girlfriend to join their team, Gramps isn't thrilled with the new addition - or her ideas on the family recipe. But why?