Last year's chart-topper, Howard Stern, dropped to No. 12 on Talkers magazine's annual ranking of radio's hottest hosts. Rush Limbaugh claims the No. 1 spot this year, trailed by Sean Hannity and Michael Savage.... Volver has been slotted for an Apr. 3 DVD/Blu-ray release.... Showtime will air Al Gore's Oscar-nominated An Inconvenient Truth on Mar. 11 at 8 pm/ET.... Earl's Joy? Heroes' Nikki? Cast your vote for TV's sexiest momma in TVGuide.com's latest poll.