KAREN'S LIFE TAKES A SURPRISING TURN; LUCY COMES BETWEEN APRIL AND MARC; AND JOSS AND HARRY HEAD TO LAS VEGAS, ON ABC'S 'MISTRESSES,' AIRING MONDAY, JULY 11

"What Happens in Vegas" - Alec makes a surprise visit and turns Karen's life upside down when he reveals something new in his life. April and Marc butt heads when it comes to parenting Lucy, putting a strain on their relationship. Kate discovers her new love interest has close ties to Joss and Harry. Joss and Harry get invited to Las Vegas by Harry's new business partner, Jonathan, and Joss snaps unexpectedly just before they are to be married.

Based on the hit UK television series of the same name, "Mistresses" airs MONDAY, JULY 11 (10:00-11:00 p.m. EDT), on the ABC Television Network. The provocative and thrilling drama continues to focus on the scandalous lives of a sexy and sassy group of girlfriends, each on their own path to self-discovery.

"What Happens in Vegas" was written by Justin Lo and directed by Constantine "Gus" Makris.

"Mistresses" stars Yunjin Kim as Karen Kim, Rochelle Aytes as April Malloy, Jes Macallan as Josslyn "Joss" Carver, Brett Tucker as Harry Davis, Rob Mayes as Marc Nickleby and Tabrett Bethell as Kate Davis.

Guest starring are Justin Hartley as Scott Trosman, Corinne Massiah as Lucy, Ed Quinn as Alec Adams, Brian Gattas as Randy, Ella Thomas as Jackie, Alanna Masterson as Lydia, Amanda Brooks as Faith, Anna Bahram as Fiona, Teddy Vincent as Estelle, Andy S. Allen as Tim, Juan Alfonso as Process Server and Micky Shiloah as Reza.

"Mistresses" is executive produced by Josh Reims, Rina Mimoun, KJ Steinberg, Robert Sertner and Douglas Rae. The series is from ABC Studios.