October 13, 2016 - Vittorio Zunino Celotto/Getty Images Europe more pics like this »
5. Michael Bublé
When the crooner's young son Noah was diagnosed with liver cancer in 2017, Michael Bublé put his career on hold to be present for him. Thankfully, little Noah is making a strong recovery after his battle with the disease. Reflecting on fatherhood, Bublé gushed to ET, "[it] makes me better at everything."