Of course, it was only a smattering. But “SNL50: The Homecoming Concert” boasted an epic lineup. It was an evening of memorable solo performances and often fascinating, one-time-only collaborations: ...

Speaking of “Abracadabra,” Lady Gaga may have pulled off the ultimate “Saturday Night Live” magic trick during her two musical numbers in this week’s episode: dancing furiously and singing live. That ...

But what if the story didn’t end there? In between legs of her “Mayhem Ball” tour, Gaga debuted “Apple Music Live: Lady Gaga Mayhem Requiem,” live directed by Micah Bickham, at Los Angeles’ Wiltern in ...