Clips of Barbie’s flat-footed journey out in the world are shown as Cass Elliots’ “Make Your Own Kind of Music” plays in the background.

Source: https://krdo.com/entertainment/cnn-entertainment/2023/05/25/barbie-and-ken-explore-the-real-world-and-life-with-flat-feet-in-new-trailer/

In 2008, the Federal Reserve was caught flat-footed by the Lehman bankruptcy despite many indications that should have been informing it that a financial crisis was brewing.

Source: https://www.bostonherald.com/2023/11/18/lachman-the-u-s-economys-achilles-heel/

They’ll also bang at our cat, who has arthritic hips and thumps around flat-footed.

Source: https://www.nytimes.com/2023/01/14/nyregion/rachael-price-lake-street-dive.html