JEALOUS OF BREANNA'S NEW RELATIONSHIP, ARNAZ IS PLEASANTLY SURPRISED WHEN D-MACK'S SISTER COMES BACK TO TOWN AND THINGS HEAT UP BETWEEN THEM, ON "ONE ON ONE," MONDAY, MAY 8

Brandy Returns as D-Mack's Older Sister Michelle and India Arie Guest Stars as Herself

"I Love L.A. Part 1" -- While Breanna is using the boyfriend test she saw on a daytime talk show to see if Calvin is worthwhile to date, Arnaz finds himself getting jealous of her relationship until D-Mack�s sister Michelle (guest star Brandy) comes back from Paris and their old feelings for each other are rekindled, on ONE ON ONE, Monday, May 8 (8:00-8:30 PM, ET/PT) on UPN. Craig Wyrick-Solari directed the episode from a script by Christopher Babers. India.Arie guest stars as herself.

Meanwhile, Sara is confused when the doctor she is dating only seems interested in getting to know her, not sleeping with her. Later, an agent convinces Cash to become a model with some unexpected results.

Breanna Barnes: Kyla Pratt
Arnaz Ballard: Robert Ri'chard
Cash Bagen: Jonathan Chase
Lisa Sanchez: Camille Mana
Darrell "D-Mack" McGinty: Ray J
Sara Crawford: Nicole Paggi
Michelle: Brandy
Benjamin: Ernie Grunwald
Calvin: BJ Britt
Andrew: Christian De La Fuente
Erin: Christine Lakin
Grandma: Louisa Abernathy
India.Arie: Herself

RATING: To Be Announced