Weekend TV picks

* HARRY POTTER MARATHON, 9:30 a.m. Saturday, 11 a.m. Sunday, ABC Family.

Watch the boy wizard (Daniel Radcliffe) and his posse (Emma Watson, Rupert Grint) as they age from the franchise's humble beginnings ("Harry Potter and the Sorcerer's Stone") to its peak ("Harry Potter and the Goblet of Fire") to the series' comparatively dark end ("Harry Potter and the Deathly Hallows, Part 2").

* 27TH ANNUAL KIDS' CHOICE AWARDS. 8 p.m. Saturday, Nickelodeon.

Mark Wahlberg hosts this year's ode to children's programming and slime. American Authors and Aloe Blacc perform. Presenters include Kristen Bell, Will Arnett, Lea Michele, Kaley Cuoco and Andy Samberg.

* SATURDAY NIGHT LIVE. 11:30 p.m.,Saturday, NBC.

Louis C.K. hosts SNL for the second time. It will whet your appetite for the fourth season of his genius FX comedy, "Louie," which premieres May 5.

* CALL THE MIDWIFE, 8 p.m.,Sunday, PBS.

The British import begins its third season in 1959 as London is about to enter the Swingin' Sixties. The smash hit across the pond is worth catching up on.

* THE WALKING DEAD, 9 p.m. Sunday, AMC.

The zombie hit closes its fourth season with a finale unlikely to leave you warm and fuzzy.

- Molly Eichel