Female projects with most #1's on iTunes in 2021:

#1. “Happier Than Ever” — 59 #1's
#2. “Fearless TV” — 56 #1's
#3. “Revelación EP” — 46 #1's pic.twitter.com/H36cgPe1AD

— Billie Eilish Charts (@eilishchart) July 31, 2021