Series

Buffy the Vampire Slayer (8 p.m., WB) reruns last season's penultimate episode, where Buffy and her bickering pals band together to battle Adam and the Initiative. Daphne and Donny and Niles and Mel are all mixed up as Daphne's wedding day approaches on a one-hour rerun of Frasier (9 p.m., NBC). On The Real World (10 p.m., MTV), Danny introduces his parents to Paul, but Danny's dad won't acknowledge that Paul is more than just a friend.

Specials

Joe Mantegna returns in another Spenser mystery, Thin Air (8 p.m., A&E). The Boston private eye investigates the kidnapping of an old friend's wife. Luis Guzman, Marcia Gay Harden, Yancy Butler and Jon Seda costar.

Sports

Baseball:
Marlins at Braves (7:35 p.m., TBS)

Talk

Rosie O'Donnell (syndicated) Kate Hudson, Nathan Lane
David Letterman (CBS) Chris Rock, Emmylou Harris
Jay Leno (NBC) Raph Nader, Gloria Estefan, Heidi Klum
Politically Incorrect (ABC) Susan and Kelly from "Survivor"
Conan O'Brien (NBC) Eugene Levy, Barenaked Ladies
Craig Kilborn (CBS) Rodney Dangerfield

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