By Tom GliattoLeah RozenAmy Bonawitz and Jon Warech
Updated February 27, 2006 12:00 PM

General Hospital (ABC, Feb. 20, 3 p.m. ET) Rick Springfield already came back to Port Charles—and now here comes Emma Samms, gone since 1993.

SpongeBob SquarePants (Nickelodeon, Feb. 20, 8 p.m. ET) A time-travel episode puts Bob and Patrick back in medieval times.

DMC: My Adoption Journey (VH1, Feb. 25, 9 p.m. ET) Documentary about hip-hop star Darryl “DMC” McDaniels and his search for his biological parents.

Twins (WB, Feb. 24, 9:30 p.m. ET) Nick Lachey, a.k.a. Mr. Eligible, guest-stars as a former underwear model.

Lost (ABC, Feb. 22, 9 p.m. ET) For the baffled, a catch-up course: the first two episodes from last season.

The Real World: Key West (MTV, Feb. 28, 10 p.m. ET) Season 17 turns out to be hurricane season too.