Arnold Schwarzenegger, went to Cedars-Sinai Thursday 25th March, for a catheter valve replacement, but things quickly got serious.
TMZ says the catheter procedure is pretty experimental, and he had complications during that ordeal. Doctors were on hand in case something like that happened, and they determined he needed to have emergency open-heart surgery. The whole thing lasted several hours, and Arnold is said to currently be in stable condition. E! News says his family, including Maria Shriver, have not commented.
Arnold has had to deal with heart problems ( Back in 1997, he went to Mexico for elective surgery to replace an aortic valve. The Terminator claimed it had nothing to do with steroids and everything to do with bad genes.