EXCLUSIVE: Casper Smart Dishes On Making His Relationship with Jennifer Lopez Work: 'She Supports Me, I Suppor

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Beau Casper Smart and Jennifer Lopez shined on the red carpet at the premiere of his new film The Perfect Match, and the two could not have looked happier.

Speaking with ET at the star-studded premiere at ArcLight Cinemas in Hollywood on Monday, the 28-year-old actor shared how it felt to have his girlfriend turn out to support his latest project.

"That's what we do, man. She supports me, I support her," Smart said. "That's love."

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Smart also opened up about what he felt was the key to making a celebrity relationship work, given the pressures and demands of show business. "Hard work," he explained. "[And] patience."

In Smart's latest film, The Perfect Match, the former dancer and choreographer stars opposite Paula Patton, Donald Faison, Cassie Ventura and Lauren London, as well as Terrence J who praised Smart's performance in the upcoming rom com.

"Casper stole every scene he's in! Man, that guy is so funny and brings so much energy," the 33-year-old actor said, adding that he was in awe the star-power Smart brought to the red carpet. "I just can't believe Jennifer Lopez is at my premiere!"

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As for Smart, he says he's just excited for people to finally be able to see the film, adding, "I'm super grateful and super excited for it. It was an honor to be a part of it."

The Perfect Match hits theaters Friday.

WATCH: Casper Smart Says He's 'Not Feeling Any Pressure' to Marry Jennifer Lopez: 'We're Happy Where We Are'

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