Jennie Garth Says ‘90210’ Costars Luke Perry and Shannen Doherty Are ‘Still Alive’ in Her Mind

Jennie Garth is still processing the deaths of Luke Perry and Shannen Doherty.

Garth, 52, opened up about the deaths of her Beverly Hills, 90210 costars during a Wednesday, March 26, appearance on the “Two Jersey Js” podcast hosted by The Real Housewives of New Jersey’s Jackie Goldschneider and Jennifer Fessler.

“It doesn’t make sense. It still doesn’t make sense to my brain,” Garth said of Perry and Doherty’s deaths. “I live in a world…