Keri Hilson, John Legend, and Diddy Ball at NBA All-Star Saturday Night

Keri Hilson belted out “The Star-Spangled Banner” during NBA All-Star Saturday Night at L.A.’s Staples Center on Saturday (Feb. 19). The blonde beauty will pull double duty, performing in the pre-game festivities at tonight’s All-Star Game. Elsewhere inside Staples, John Legend and Sports Illustrated swimsuit model Christine Teigen grabbed prime courtside seats, along with Diddy, Lenny Kravitz, and Cee Lo Green, to watch the Slam Dunk Contest, Three-Point Shootout, and Skills Challenge.