Primetime Preview: American Idol in New York

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 p.m. Yes, there's more American Idol (Fox); Clark learns about Lex's status on Smallville (The CW).
• 9:00 p.m. An FBI agent is murdered on CSI (CBS).
• 10 p.m. Addison's brother moves to Los Angeles on Private Practice (ABC).