The biggest gathering in heavy metal history took place this weekend in Birmingham to say farewell to Ozzy Osbourne and the legendary Black Sabbath.

Ozzy Osbourne played his final concert with his legendary heavy-metal band, Black Sabbath, in Birmingham, England on Saturday.

Reuniting onstage for the first time in two decades, Black Sabbath performed to a sold-out crowd of 40,000 with its all-star, one-day-only charity festival Back to the Beginning, held in Ozzy Osbourne’s hometown of Birmingham on July 5 and serving as a farewell concert to and celebration of the longtime rocker.