Pretty penny

have you seen your mother girl? has she gone away? gone away and found the pearl but the price she paid gone when you wake in the morning gone when you find that there's no one sleeping gone pretty penny was her name she was loved and we all will miss her how far will you go I say, just to bait a mouse? shorter lived and longer gone, can you figure out? have you seen your sister girl? she's all but blown away blown away and lost the pearl and the price she paid