John and Roy bring in a football player who was tackled too hard. A burglar has a heart attack. John wants Roy to apologize for calling him ""some kind of nut."" Dr. Early treats a hypochondriac. A babysitter brings in a child who has swallowed some pills. Roy and John rescue the occupants of a light plane that crashed in a tree.
An elevator gets stuck between floors, and then the brake drum fails; inside, a man has a heart attack. A nursing student is in awe of Dr. Brackett; a fireman buff develops a crush on John, who tries to get rid of her. A man is injured in his junkyard. An industrial accident takes place at a railroad yard.
John is convinced that weird things will happen on their shift: a parachutist lands in a tree, an obese man collapses while jogging, an 80-year old woman breaks her ankle while dancing, a man can't stop the hiccups, a boy tries to cryogenically freeze himself, an golfer is bitten by a snake, a prostitute brings in a customer suffering from chest pains, and John is injured during the rescue of a drunk driver.
John plots his revenge after being the repeated target of practical jokes. A man breaks his back falling off a tower. A woman fakes an illness. Dr. Early's stethoscope becomes lodged in his ear. A man brought into the hospital from a movie set is the first indication of an outbreak of botulism. A boy is trapped in a condemned building.
A woman involved in a car accident is concerned about her dog so John agrees to take care it, which complicates his life. At the hospital, doctors treat a girl who has difficulty breathing and a man who appears to be drunk. When a man has chest pains at a party, his guests think he is joking. The paramedics rescue an injured hunter.