SimGuruZephyr uploaded a very familiar household that was featured in The Sims 4’s Arrival Trailer.
To get add this Household into your Game, open The Gallery and Search for ”The Arrival Household” on the search tab. You can also search for SimGuruZephyr‘s account and find it in his/her Catalog.
You may also want to Download other Households from that Catalog as many familiar Sims from Trailers and/or promotional images are uploaded there.