Aria, Emily, Hanna and Spencer finally decide it is time to tell someone about "A." Meanwhile, Hanna's infamous grandmother drops into town for Tom's rehearsal dinner.

The first round of the Semi-Finals kicks off with West Springfield Dance Team, Daniel Joseph Baker, Matt Wilhelm, Kevin Colis, Miami All Stars, Lys Agnes, Zuma Zuma, Beth Ann Robinson, Melissa Villasenor, Sandou Trio Russian Bar, Poplyfe, and Team iLuminate performing for the spot in the Finals. With only 5 spots given, the acts feel the pressure.

Fiona tries to convince Holly J that she's totally not doing it for Sav anymore. Holly J knows she's doing it to fill up the empty hole in her heart, but she just can't admit it, anymore. Holly J feels that she needs help - and maybe Fiona can give it to her. Riley knows that he hates living alone, and that he terribly misses his parents and Zane. But, it doesn't mean he can't see them outside of school, and his social life right? Well, Zane is working on college tuition, and his parents are barely talking to him. Riley just might snap. Anya pretends that Owen and her had sex and "sells" it to Chantay to put it in the Anti-Grapevine. But, when Owen really wants to have sex - what will Anya decide?

An Army chaplain must deal with her lapse of faith when she is ordered to hold vigil with Simon during a surgery.

During the team challenge, the contestants put the skills of accuracy and speed to the test using a shotgun. Using the Glock 34, contestants fight to remain in the competition.

Jenna mingles with the mean girls at an elite charity event. Later, things get even more awkward when she runs into Matty and Jake.

Fiona's marriage crumbles when she discovers her husband's secret life, while her mother's hidden past threatens Fiona's business plan.

Rachel Maddow, Gavin Harrison

Justin Timberlake, Kevin Hart, The Antlers

Lewis Black, Amos Lee

While the resident ghosts begin to mysteriously disappear from The Elysian, Suzy and Jonquil try to make sense oftheir long lost mother's choices, and take a trip back to Helen's childhood home.

Lisa is convinced that Dan will forget their tenth wedding anniversary - Shelley is cross with Greg for sneaking back onto the slot machines again and Denise is trying her hand at dating after dumping Fergus. And Kate's cafe on the high street opens for the first time - but there's trouble with the loos so it's not long before she's enlisting Dan's help.