Tonight's Best

A DAILY GUIDE TO NOTABLE SHOWS by Jessica Shaw

7:30-9PM
Showtime, TV-14

Poliwood

Barry Levinson's documentary about the effect stars have on political campaigns, pro and con. Hmm: I'll only watch if George Clooney tells me to.

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8-9PM
NBC, TV-14

Heroes

Hiro tries to save Charlie by traveling back three years. Otherwise known as the season when their show was actually good.

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9-10PM
TLC, TV-PG

Kate: Her Story

Natalie Morales asks Kate Gosselin all the tough questions on her TLC home turf. ''Do you hate Jon or superduper hate Jon?'' does not count as a tough question.

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10-11PM
VH1, TV-PG
Season Premiere

I Want to Work for Diddy

Diddy's season 2 hopefuls — a pageant queen, a (female) pro football player, eager PR types — battle for Bad Boy ascendancy in a frantically paced hour that comes off as a cross between The Apprentice, Survivor, and some urban hazing ritual/scavenger hunt. BLeah Greenblatt

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