George pretends to be handicapped, and while riding his bike, he hits a senior man's bike. When confronted by the geriatric biker, he is faced with a choice: fight or flight. He chooses flight.

Sophie discusses fear and explains its purpose: to keep us alive. She illustrates what happens to our bodies when we're scared and mentions the different ways in which fear can be evoked. She then talks about the flight or flight response and references Charles Darwin's "Flinch" experiment that he conducted on himself.

Rebecca and Jack fight about Rebecca going on tour with her ex boyfriend.

When Joey tries to confront Ross in Central Perk, they break out into a fight.

While praying Nacho got set on fire from a fallen candle. This allows for his identity as a wrestler to be revealed and he explains his good intentions in the sport even though it is forbidden.