It could be that the story focused on new characters and storylines, so the original mom wasn't necessary. Or perhaps there were scheduling conflicts with the actress.
Maybe the actress wasn't available or the director wanted to go for a different casting choice.
Maybe there were scheduling conflicts or creative decisions made by the filmmakers. It's hard to say for sure.
Maybe there was a scheduling conflict for the actress or a creative decision by the filmmakers.
Maybe she had other commitments or was out of town for some reason.
It could be that the focus of the story shifted away from the mom this time around. Maybe the creators wanted to explore other characters or storylines and didn't have much space for her.
Maybe the creators wanted to introduce a new element or character dynamic for the story.
It could be for a variety of reasons. Maybe the story needed a new dynamic or there were scheduling conflicts. Sometimes creative decisions are made to give the story a fresh twist.
Maybe the scriptwriters had a specific storyline in mind that didn't include Randy. Could be for plot reasons or to focus on other characters.
Maybe she had scheduling conflicts or other commitments that prevented her from being in it.
Maybe she had scheduling conflicts or personal reasons that prevented her from being in it.