Certainly not the only reason for this weekend's under-performance, but the R rating for Birds of Prey looks to have hurt. Opening weekend exit poll for PG-13 Suicide Squad was 54% under 25, while under 25 demo for Birds of Prey was much lower at 35%.#BirdsOfPrey #BoxOffice

— Daniel Garris (@DanielJGarris) February 9, 2020