Originally Posted by alum

Do you mean:

'In 1991, Wanda Holloway asked her brother-in-law to hire a hitman to kill the mother of a girl who was competing with her daughter for Da spot on the same Texas cheerleading squad. Holloway wanted the mother killed because she determined the competing girl would be so upset by the murder of her mother that she would drop out of the competition. Both girls were thirteen at the time of the plot.
She is known as the "Texas-Cheerleader-Murdering-Mom."'

Holly Hunter starred in a movie based on this story.