Primetime Preview: Welcome Back, 30 Rock!

What should you set your TiVo for tonight? And what should you say Ti-NO to?

Our staff combs through this evening's television listings and helps readers set their viewing schedules:

• 8:00 p.m. Mode's financial history is exposed on Ugly Betty (ABC); The results show on American Idol (Fox).
• 8:30 p.m. Larry King appears on 30 Rock (NBC).
• 9:00 p.m. A new installment of Hell's Kitchen (Fox); There are a trio of murders on CSI (CBS).
• 10:00 p.m. Carter adjusts again to life in the ER (NBC).

Cheers to Liz Lemon!