"SNL50: The Homecoming Concert" romped at Radio City Music Hall Friday. Inside the musical bash featuring Cher, Lady Gaga, ...

Lady Gaga was seen performing alongside Andy Samberg during SNL50’s Lonely Island mashup. Read on to learn what song they had performed.

Homecoming Concert' included Jack White, Lady Gaga, Cher, Lauryn Hill, Brandi Carlile, Will Ferrell and Ana Gasteyer.

Learn about Eminem's "The Real Slim Shady" – its release, producers, Grammy win, controversies, and the satire of new trends.

What is performing or writing for "Saturday Night Live" really like? TODAY.com talked to past and present cast to learn what ...