Justin Hartley Shares the Parenting Advice He'd Give to 'Radiant' Co-Star Mandy Moore

etonline.com:

Justin Hartley can't stop gushing about his on-screen mom, Mandy Moore. Hartley's co-star is currently pregnant with her first child and the little boy is due any day now.

Hartley, who is dad to 16-year-old daughter Isabella with his ex, Lindsay Hartley, tells Kelly Clarkson on Tuesday's that he hasn't given Moore any parenting advice just yet. «If I did have to tell her something, I'd say get your sleep now because when the babies come, you're not going to sleep much and when you do sleep it will not be the same quality of sleep,» he says of life as a new parent.

Hartley, who has recently filmed with Moore on their beloved NBC family drama, couldn't help but gush about his co-star. «It's unbelievable, this woman, she's radiant,» he says of.