The group decides to unwind with a trip to Hawaii, but not before trouble finds them first! Raj is stopped by airport security when they confuse him for a suspected terrorist. Sheldon must face his fear of public toilets when he gets a case of the “runs” during his long flight. Leonard and Penny get mixed up in a volcano cult sacrifice, while Howard discovers that his mom tagged along for the trip.
Big Bang Theory, "The Hawaiian Vacationing"
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