Tori Spelling, Miguel Pinzon, Jennie Garth

"A buddy comedy, co-stars in the '90s, it was a no-brainer!" Tori Spelling says in our exclusive behind-the-scenes look at ABC Family's upcoming series Mystery Girls.

Premiering on June 25 (8:30/7:30c), Mystery Girls stars Spelling and Beverly Hills, 90210 co-star Jennie Garth as alums from a '90s detective show who are brought back together by a real-life mystery.

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"Charlie [Garth] used to be famous and has since given that life up [to be] a mom and wife and lives a suburban life," Garth says in the video. "When she sees Holly [Spelling], she realizes she misses that old life again, so she'll try to have it all now."

Get more scoop and check out the duo back in action:

Mystery Girls premieres on Wednesday, June 25 at 8:30/7:30c on ABC Family.