The former Black Sabbath frontman's unpredictable spirit wasn’t just limited to interviews, either. Osbourne delighted in showing up where you least expected him, like lending his voice to the Trolls: World Tour cast roster as the gravel-throated King Thrash, proving he could still bring the heavy even in animated form.

Beyoncé brought the house down Saturday night at the final show of her Cowboy Carter tour in Las Vegas, surprising fans with a Destiny's Child reunion. The Grammy-winning artist closed out her tour Saturday night with the trio performing together for the first time in seven years.

Beyoncé reunited Destiny’s Child during her concert at Allegiant Stadium in Las Vegas, with Michelle Williams and Kelly Rowland joining her on stage to perform a medley of the group’s biggest hits, as part of her final Cowboy Carter show.