The 'Idol' judges make their final cuts tonight before the vote is put into viewers' hands next week, when the Top 24 will sing live for the first time. We think we can sum up tonight's episode pretty quickly: Contestant walks down a long hallway while clips of them singing play in the background; contestant is either accepted or rejected into the Top 24; contestant screams/yells/cries their eyes out. There, we just saved you an hour of your life!

Even a tiny ripple in Sheldon's routine can have major ramifications on his nerdly existence. Like tonight, for example, when his barber falls ill and it throws Sheldon into an emotional tailspin. Can't any other hairdresser in the area manage a half-decent geek comb-over? Plus, Wolowitz undergoes a rigorous day of astronaut training.

It's a busy day in the Seattle Grace ER when an explosion at a nearby coffee shop sends a number of badly injured patients their way. If that wasn't enough, Richard faces a tough decision when Adele's Alzheimers gets worse, Callie helps Meredith study for her board exams, and Lexie helps Arizona and Alex tend to Morgan's premature son.

It's Jerry's birthday! We know: Who cares, right? But since the whole parks department forgot about Jerry's special day, Leslie decides to play nice and gathers the gang together to throw the old sad sack a party. Plus, Tom is thrown for a loop when he discovers Ann doesn't share his taste in music. You mean she doesn't like booty-grooving slow jams? What is she, Amish?

We're well into Season 5 of MTV's reality juggernaut, and the producers have clearly run out of things for our favorite guidos to do. Hence, tonight's episode, which finds the roommates going out on a fishing trip. Yeah, J-Woww seems like the outdoors type. Meanwhile, after getting snubbed by boyfriend Jionni, Snooki once again turns to Vinny for comfort. If bad decisions were worth a nickel, Snooki'd be a millionaire. Oh wait… she is. (Sigh.)

The first rule of tattooing: Never ink behind your boss's back. Receptionist Jessica learns that rule the hard way tonight when Ami finds out she's been tattooing out of her home on the side. Will she get canned -- or get trained to be one of Ami's artists? Plus, Megan gets an apartment of her own, but it may not stay that way for long once her new boyfriend Joey takes a look at it.