Frieza and Future Trunks in “Unfinished Business”

they look like Goku and Future Trunks and, (about Goten)that's Goku's brat, your face looks familiar, you must be son of that boy who slew me to pieces

(flashback) hey Frieza (slices Frieza in half)

(angrily) the Saiyan race have multiplied since my death like a monkey virus filthy