Nearly a year after she blazed through a handful of her hits (and a bit of Bruce Springsteen’s “Born in the U.S.A.”) during the 2020 Super Bowl halftime show, the singer and actress turned up at Wednesday’s presidential inauguration, where she linked the first two verses of Woody Guthrie’s “This Land Is Your Land” with “America the Beautiful” — and threw in a line from her own “Let’s Get Loud” just for good measure.