Michael Anthony, original Van Halen bass player, tragically Michael's grandson died just 2 weeks after being born last month in Los Angeles....His name was Rex, there'll be a Walk for Children's Hospital in L.A. in June, David Lee Roth has already made a $10K donation, confirmed by Michael Anthony himself...wonder when the last time Dave and Mike have actually verbally spoken to each other.. Getty Images .David Lee Roth Contribution