Chloe finally gets a chance to exact revenge on her ex-roommate... the original bitch.

Peter and Roman follow Lisa Willoughby's trail to the old steel mill where they find a missing piece of the puzzle. Christina's date goes poorly.

Marc finds out from his podcast guest and friend, Illeana Douglas, that his ex-wife is having a baby. Illeana sets Marc up on a blind date with a nice girl, but he falls for a raunchy dominatrix instead.

Two members of Team Plasma have captured a Braviary as N tries to free it.

Holly Willoughby and Reggie Yates present the final battle show, by the end of which the superstar coaches will be one step closer to deciding their final line-ups. Twenty-four more acts sing off in the battle arena two at a time, hoping their coach will choose them to go through to next week's knockout rounds. However, with Tom Jones and Jessie J both having used their 'steal', only Danny O'Donoghue and Will.i.am are able to add one of the losing acts to their teams - and as the pressure mounts in the studio, friction grows between the coaches, prompting one of them to walk out.

Tom wants to prove that a previous misdiagnosis is not affecting his current confidence. Tess attempts to help a young woman face her future.

Armin comes up with a risky plan that pits Titan against Titan as the abandoned cadets attempt to take back their headquarters. Getting into the building might be possible, but getting out alive and refueled will mean facing more of the giants.