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After hearing the news of the death of Pantera's Vinnie Paul, many artists in the rock and metal worlds shared their grief on social media.

The death of AC/DC's founder has caused many friends and admirers to share their grief on social media.

Chester Bennington's death has spurred his fellow rockers to take to Twitter and other social-media platforms to express their shock and grief.

News of Gregg Allman's death was shared by many of his contemporaries on Twitter.

In the aftermath of the carnage at Ariana Grande's Manchester concert last night, some of rock's most widely respected artists have taken to social media to share their stunned responses.

The sudden, shocking death of Soundgarden frontman Chris Cornell has prompted a wave of social media tributes from his peers in the rock community.

The news of Chuck Berry's death has prompted an outpouring of love and respect from a wide variety of rock stars.

All four of Joe Perry's Aerosmith bandmates have posted messages of support, love and encouragement to their hospitalized guitarist.

Paul Stanley, Peter Frampton, Nikki Sixx and other rockers react to the murder of 50 people in an Orlando nightclub shooting.

See how Paul McCartney, Sammy Hagar and others are responding to the death of boxing legend Muhammad Ali.