You think Barack Obama's the only one with TV clout? He had to buy his half-hour.
Thanks to the huge ratings boost from Sarah Palin's appearance on Saturday Night Live, Palin impersonator Tina Fey got auds to tune into her other series, 30 Rock.
The attention generated by the Veep-impersonator showdown two weeks ago drove the season debut of the faltering comedy series to its highest ratings ever, helping the NBC show hold its own against powerhouse CSI on CBS and Grey's Anatomy on ABC.