Watch 123Movies. Mark Ronson is the music producer who redefined popular music; from his Grammy-award-winning collaborations with Amy Winehouse and Bruno Mars, to his recent work on the Oscar-winning film A Star Is Born. This documentary follows Mark’s creative process, from the studio to DJ’ing and shooting film; with exclusive insights from the man himself. This is combined with archive footage alongside new interviews with the artists and collaborators that Mark has worked with, including Q-Tip, Bradley Cooper and Lady Gaga.