Mark Ronson and Grace Gummer hold hands while taking their baby daughter for a walk in Manhattan's SoHo neighborhood

Mark Ronson's ex-wife Joséphine De La Baume welcomes first child with partner and Fontaines D.C. guitarist Carlos O'Connell

‘Barbie’ Music Producer Mark Ronson Taunts Bill Maher for ‘#ZombieLie’ Critique

Bradley Cooper Wanted One of Lady Gaga's Very Personal Songs for 'A Star Is Born,' According to Mark Ronson