Gaga commanded a large troupe of dancers and musicians, props that breathed fire and audience members swinging lights in synchronisation — the usual excess that has become a Super Bowl cliche. Tannen Maury / EPA
Hits like Poker Face and Just Dance were frothy and fun. Her best performance came in her least-known song, Million Reasons, where she sat at the piano and explored a new style that has advanced beyond the dance pop of her youth. Mike Ehrmann / Getty Images / AFP
The Super Bowl halftime show, with an audience usually topping 100 million, is easily the biggest show of an artist's career. Gregory Shamus / Getty Images / AFP
Gaga was patriotic from the start, opening with snippets of God Bless America and This Land is Your Land with red and blue lights twinkling above her. Bob Levey /Getty Images / AFP
Lady Gaga performs during the Pepsi Super Bowl LI Halftime Show at Houston NRG Stadium in Houston, Texas. AFP
The crowd lapped up Lady Gaga's halftime performance which ended with a rendition of Bad Romance. Christopher Polk / Getty Images / AFP
She also performed her hit Her hit "Born This Way". AFP
It was a spectacular show which saw Lady Gaga suspended above the ground. Robert Seale / Reuters