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Addison Rae 's dad, Monty Lopez , just said “I do" again, and it all went down fast after a whirlwind two-week romance with a new woman ... TMZ has learned.

Monty tells us he tied the knot Saturday night at a Las Vegas wedding chapel with Kaitlyn Nicole Robins , a medical professional from Louisiana, where he's originally from.

We’re told no one else, including Addison, was at the ceremony. "I didn't tell anyone," Monty tells TMZ. "I just followed my heart and I've never been happier. I love this woman!" Gallery Launch Gallery SplashNews.com

We should point out Addison is currently on tour with Charli XCX , and she and her dad have had a strained relationship since his split from her mom, Sheri Easterling .

Monty tells us he's always believed in lo

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