Tim Alexander, the on-again, off-again drummer for Primus since 1988, suffered a heart attack and will undergo open heart surgery early this week. The news was revealed by Puscifer, several of whose albums Alexander has drummed on, via Facebook. “Calling All Cars! Rough news. @timalexander suffered a heart attack. Open Heart Surgery on Mon/Tues. Global Positive Thoughts, Por favor. @Puscifer We need our Herb the Ginseng Drummer aka Peter Merkin alive and thieving,” the band wrote.