Ahead, we break down 21 of the best Inauguration Day looks of all time, from Lady Gaga’s subtly patriotic Schiaparelli dress to Jackie O’s Halston hat and Oleg Cassini coat.

Trump's second presidential inauguration, scheduled for January 20, was set to feature a mix of political figures, ...

Carrie Underwood tends to keep her style classic and classy, but sometimes, her outfits veer into truly inappropriate ...