Questions about example sentences with, and the definition and usage of "Jesse"

A: They took the picture. We often say " I snapped a photo" instead of "I took the photo."

A: Jesse Owens is the man who, at the Olympics held in Nazi Germany, did not do a Nazi salute.

A: Oh boy isn’t referring to her. It’s more of a phrase for expressing surprise. Kind of like “oh god!” Or “oh no!”

A: I don't know the context, so it leaves questions in my mind. But if you are checking pronunciation then it's pretty good.

A: "Jesse's phone" = Jesse のでんわ
Jesse's phone is correct

A: In Japanese, "scrambled eggs" is 炒り卵. We can also say "scrambled brains" when you take too many drugs and your brain gets damaged.
Jesse is making a joke about how taking drugs is similar to scrambling an egg.
「これは普通の脳だ」
「それで、これは麻薬を服用している脳だ」