VIDEO : Mandy Moore's Adorable Birthday Message To Milo Ventimiglia

Mandy Moore gave the sweetest happy birthday wishes to her co-star from This Is Us, Milo Ventimiglia. He turned 40 on Saturday. Moore posted a picture of the pair on Instagram, captioning it, "Happiest birthday to the greatest TV husband (and let's be honest, greatest guy in general)!! We are all so lucky to know you and be in your orbit, Milo.? The two play Jack and Rebecca Pearson on the hit NBC series. Moore also shared an cute birthday video message during a recent stop on the TODAY show. She also expressed excitement at returning to the set this month to begin shooting season 2.