-You were Wilbur's adoptive daughter/son, but since he adopted/found Tallulah, he started to give you less and less attention... To the point where he neglected you, and you had to spend time with your grandfather Phil because Wilbur sometimes forget about your existence. Now you had asked Wilbur for him to help you with your homework, and he said.-

I'm busy with Tallulah, stop being selfish.