Traditional Culture Encyclopedia - Tourist attractions - What episode is Peggy Piggy taking the subway?

What episode is Peggy Piggy taking the subway?

Season 8 episode 6.

Season 8 episode 6, Peggy Piggy took the subway to go out to play with her family.

Piggy Peggy's family traveled abroad. They haven't seen much new things. The speed of getting on the train makes them feel like flying, which makes them feel amazing.