VIDEO: Sneak Peek - Rosie O'Donnell Guests on ABC Family's THE FOSTERS

Callie is surprised to find that Rita has a biological daughter in an all-new episode of "The Fosters," airing Monday, August 3, 2015 at 8:00PM ET/PT on ABC Family. Watch a sneak peek below!

When Rita's (guest star Rosie O'Donnell) daughter shows up unexpectedly, Callie sees a different side of Rita and learns the reason behind their strained relationship. Stef discovers a new lead in the hit-and-run case. Brandon confronts his moms about the tensions in the house.

"Daughters" was written by Elle Johnson and directed by Chandra Wilson.

Winner of a Television Academy Honors Award and GLAAD Media Award for Outstanding Drama Series, "The Fosters" is executive-produced by Jennifer Lopez, ("American Idol," "What to Expect When You're Expecting," "The Back-Up Plan") and created by Bradley Bredeweg and Peter Paige ("Queer As Folk"), who also serve as executive producers and writers, along with Joanna Johnson ("The Bold and the Beautiful", "Hope & Faith"). "The Fosters" stars Teri Polo ("Meet the Parents") as Stef Adams Foster, Sherri Saum ("In Treatment") as Lena Adams Foster, Hayden Byerly ("Parenthood") as Jude Adams Foster, David Lambert ("Aaron Stone") as Brandon Foster, Maia Mitchell ("Teen Beach Movie") as Callie Jacob, Danny Nucci ("Titanic") as Mike Foster and Cierra Ramirez ("The Secret Life of the American Teenager") as Mariana Adams Foster. Greg Gugliotta, Elaine Goldsmith Thomas, and Benny Medina also serve as executive producers. The series is produced by Nuyorican Productions, Inc. in association with ABC Family.