Aerosmith's Joe Perry Is 'Alert & Responsive' After Reported Collapse at Billy Joel Concert

Joe Perry is alert and responsive after being hospitalized on Saturday night, PEOPLE can confirm.
“Following a guest performance during Billy Joel’s show last night at Madison Square Garden, Joe Perry experienced shortness of breath and was treated backstage by paramedics who gave the guitarist oxygen and used a tracheal tube to clear his airway before taking him to a hospital,” a rep for the Aerosmith guitarist, 68, tells PEOPLE in a statement.
“This morning Perry r