According toPeople, Grammy-winning singer Toni Braxton is in "good condition" after being admitted to a Las Vegas hospital for chest pains Monday night, says a spokeswoman for a hotel-casino where the singer has been performing.The singer, 40, is expected to be released from the St. Rose Dominican Hospital on Tuesday afternoon, according to the Flamingo Hotel-Casino rep. She has been headlining her live show "Toni Braxton: Revealed" five days a week at the Flamingo since 2006.