Choose the incorrect pronoun in the paragraph.

Every September, our family makes and sells peach smoothies at the peach festival. Very early on the morning of the festival, my aunt Lisa and I go to the orchard to pick fresh peaches. When [ we ] are done, we deliver [ it ] to my dad at our family's smoothie booth. It is important that the peaches be perfectly ripe. If [ they ] are not ripe enough, the peaches will cause the smoothie to be lumpy and sour. When the ingredients are all ready, Dad waits for the first person to arrive, which [ he ] says is the best part of the whole day.

Enter a pronoun that will correct the error.