Milo Ventimiglia has admitted he was the first person to swear at Mandy Moore while filming a scene for their family drama show, This Is Us.

Ventimiglia said on the "This Was Us" podcast Tuesday that his "lovely" co-star had "never been cursed at in her life."

Milo Ventimiglia has recently opened up having “a heated moment” with co-star Mandy Moore on the set of This is Us.“So, I’ll just start by saying of course, Mandy Moore

Milo Ventimiglia was the first person to ever swear at Mandy Moore when they went off script during a "heated" 'This Is Us' scene.

If you’ve seen at least one episode of This Is Us, then you already know that Mandy Moore and Milo Ventimiglia‘s chemistry as Jack and Rebecca Pearson was truly unmatched. Together, the two made up one of the TV’s most believable and heartbreaking couples.