|Season 1, Episode 20|
|First Aired||March 17, 2014|
"Don't Let Go"
As the high school's Winter Ball approaches, Mariana and Jesus fret about dates and a surprise nomination for Winter Queen raises suspicions. Zac's mom (guest star Romy Rosemont) shows up at school to talk to Lena. An old friend pays a visit to Callie wanting to make amends, and Brandon feels threatened. But a past mistake could cause Brandon to lose Callie for good. Ana returns with unsettling news for Stef.
- This episode's information and title were revealed by Jules Kovisars, a production manager working for The Fosters. She posted it via her Twitter account and Vine account.
- This is not the season finale. Episode 21 is scheduled to air on March 24, 2014, the season finale.
- This episode's title was retitled.
- The episode was originally titled Under the Sea but has since been changed.
Promo and Sneak PeeksEdit