“SNL50: The Homecoming Concert” will bring together some of the biggest names in music past and present, most of whom are notable “SNL” musical guests. Cher, Dave Grohl, Jack White, Lady Gaga, and Snoop Dogg are among tonight’s performers.

A star-studded line up of singers and performers will take to the stage at Radio City Music Hall near the Rockefeller Center home of “Saturday Night Live” on Friday for a special 50th anniversary concert for the long-running NBC late night show.