Stephanie plays for the little league Giants and wears jersey #8. In the Fuller House reboot, Stephanie has a brief relationship with Hunter Pence, who plays for the real-life MLB San Francisco Giants and wears jersey #8.
The attic is fully revamped into Jesse and Rebecca's bedroom.
In some scenes, Michelle pronounces her R's perfectly but not in others. This is because one of the Olsen twins who played Michelle had her R's down but the other did not. This difference is evident in several other episodes.
In real life, had Stephanie thrown Brett some easy pitches, she would have been throwing a ballgame and would have been banned from Little League Baseball for life as this is against the rules.