“Dark Shadows” fans, cast, and crew are celebrating its 50th birthday next week in Hollywood. We mark the anniversary by bringing in one of the original stars, and one of the original fans. ... When LAPD officer Jorge Parra isn’t walking the beat in LA, he’s still thinking about the city’s streets and buildings. He’s spent years building a 72-square-foot model of LA, out of Legos, in his kitchen. ... We’ll tell you what researchers discovered about the best way to increase voter turnout: voters need to make a simple plan, tell someone about it, and then think what their neighbors will say if they don’t go to the polls.

John talks with 35-year old Chris Thile, who takes over as the new host of A Prairie Home Companion this weekend and hopes to bring in a younger audience, without scaring off older listeners. ... Anthony Hernandez: taking pictures for almost 50 years: Downtown LA in the ‘70s, Rodeo Drive in the ‘80s, the homeless in the ‘90s. ... For KPCC's Voter Game Plan, Meghan McCarty tells us how she’s helping voters understand the complex Measure R transportation tax. ... Meet an Armenian-Syrian college student from Damascus juggling a full time job, night school, and the torture of knowing what his family is going through back home.

Our black widow spiders v. their brown widow spiders. Sex on the radio with Mimi Pond, author of Over Easy, graphic novel. An old friend shows another side of Ruben Salazar.

Celebrate the 50th birthday of the sexy, muscular Mustang; remember the mix-tape you made for your high school sweetheart; come to a rare Getty doubleheader; and look for Easter eggs in animated movies.

The marathoner whose life was saved by a photo at the 2013 Boston Marathon runs the race this year. Plus: Mike Kelley, Coachella, Heritage Square crash, and Friedkin's "Sorcerer."

Chapman University opens permanent Huell Howser exhibit; LA residents dealt with location shooting problems 100 years ago; Teaching adults to ride bikes.

Philippe Vergne and the MOCA challenge; John Hwang's loving portraits of his friends on Skid Row; a Modest Proposal to eliminate Scratchers litter; an actually new Frida Kahlo exhibit

A Disney artist uses a mattress to save a falling baby. When will Spotify, Pandora, and the rest start profiting songwriters? Female impressionists!

Unlikely mariachi Mateo Stoneman takes SxSW by storm in new documentary; city archives show fight against smog and backyard trash burning; hair Angels fight head lice.

A KISS arena football team is coming to SoCal. What was Cecil B. DeMille thinking when he made "Madam Satan?" Kristen Bell on the Ira Glass/"Veronica Mars" cameo.