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

Despite the threat of major consequences, Callie and Brandon are determined to be together, and a fight over a boy leads Kelsey to betray Mariana in a big way in an all-new episode of "The Fosters," titled 'Things Said.' Broadway's Rosie O'Donnell guest stars!

The episode airs Monday, January 27, 2014, at 9:00 p.m. ET/PT on ABC Family. Get a sneak peek below!

When Callie's probation officer learns of Callie and Brandon's relationship, it poses serious consequences for both teens. Stef and Lena are forced to take more severe measures to keep them apart. Meanwhile, Stef returns to work, leaving Lena riddled with anxiety. Jesus bonds with his wrestling team but Lena's reaction to a hazing tradition threatens to shake the hard-earned respect of his teammates. Kelsey's jealousy over Mariana's growing attraction to Chase (guest star Garrett Clayton "Teen Beach Movie") leads Kelsey to expose some nasty secrets from Mariana's past. Fearing Callie's actions will get them both sent away from the Fosters' home, Jude makes preparations.

The episode, titled "Things Unsaid," was directed by Joanna Kerns and written by Marissa Jo Cerar.

Winner of 2013's Teen Choice Award for Choice TV Breakout Show, "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 ("Make It or Break It"). "The Fosters" stars Teri Polo ("Meet the Parents") as Stef Foster, Sherri Saum ("In Treatment") as Lena Adams Foster, Jake T. Austin ("Wizards of Waverly Place") as Jesus Foster, Hayden Byerly ("Parenthood") as Jude Jacob, 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 Foster. Greg Gugliotta, Elaine Goldsmith Thomas, Benny Medina, and John Ziffren also serve as executive producers. The series is produced by Nuyorican Productions, Inc., and Prodco, Inc.

Part of the Disney/ABC Television Group, ABC Family is distributed in over 97 million homes. ABC Family features programming reflecting today's families, entertaining and connecting with adults through relatable programming about today's relationships - told with a mix of diversity, passion, humor and heart. ABC Family's programming is a combination of network-defining original series and original movies, quality acquired series and blockbuster theatricals. Emmy® Award-winning ABCFamily.com provides full episodes of the network's hit programming, along with sneak peek exclusive previews. ABC Family is also the destination for annual Holiday events with "13 Nights of Halloween" and "25 Days of Christmas." ABC Family. A New Kind of Family.

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