DC’s girlboss Supergirl movie has ended its theatrical run as a historic and epic failure. If you figure in inflation, the $38 million that Howard the Duck grossed in 1986 adds up to $116 million today, which is only $9 million less than Supergirl. Had Supergirl grossed that $125 million worldwide on its opening weekend, that would have been considered a disappointment. Warner Bros. will only receive about $70 million of that $125 million gross. But for some retarded reason, Warner Bros.