Cher belted “If I Could Turn Back Time.” Lady Gaga performed her hit “Shallow.” Miley Cyrus sang “Flowers” and Lauryn Hill ...

Lady Gaga delivered a performance that was fitting for Saturday Night Live's "Homecoming Concert," and sang the Lonely Island's viral "Dick in a Box." ...

After a bit, though, Chris Parnell entered the scene to duet with Samberg on “Lazy Sunday,” which then led to Bad Bunny ...

Ozzy Osbourne and Billy Morrison have shared their new single ‘Gods Of Rock N Roll’ – check it out below.