Justin Alston

Derek and the attendings go out to celebrate when he gets the grant he needs for his clinical trial; Meredith and Alex must fend for themselves during the night shift.

When Barney and Abby (Britney Spears) realize they share a hatred of Ted, they go to a bar together to rub their relationship in Ted's face.

Charlie is left to cover when Jake disappears with the neighbor's daughter; Alan scores a hot date, thanks in part to Charlie's car.

The team searches for a killer who has struck the past three years during Detroit's raucous pre-Halloween celebrations.

President Taylor asks a private security firm to complete a sensitive task; Jack asks an old friend for a favor before embarking on a mission of his own.

As the imminent terror threat nears and CTU copes with the day’s explosive events, the onerous NSA intervenes. Conditions at CTU remain tenuous and field operatives find intense action when Jack Bauer leads them on a risky mission. Meanwhile, Chloe and Dana make game-changing moves.