Barbie vs Oppenheimer BO: Who is leading?

Enter "Barbie" and "Oppenheimer," two polar opposite movies that debuted simultaneously in a matchup dubbed "Barbenheimer." "Barbie" stars Margot Robbie in a brightly coloured comedy about the iconic doll, while "Oppenheimer" tells a haunting story about the making of the atomic bomb. The two titles had cinemas buzzing over the weekend and filled with "Barbie" fans dressed in pink.