Primetime Preview: The American Idol Finals

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. The final 13 on American Idol sing Michael Jackson songs (Fox); Sam is attacked by demons on Reaper (The CW).
• 9:00 p.m. A rerun of The Mentalist (CBS).
• 10 p.m. Trouble is always brewing on The Real Housewives of New York City (Bravo).

Ray Wise steals every scene in Reaper.