the Wynn Hotel in Las Vegas. The Andre Agassi Benefit Concert is held annually in Las Vegas to benefit needy children. It features A-list superstars of the music world and this year, Charice was up on stage performing with Rod Stewart, Sheryl Crow and Mariah Carrey. Before the show began, one of Charice's most fervent dreams came true, when she met and hugged superstar Mariah Carey. Charice was very emotional about the meeting. Carey also had good words about the Filipina. "I am very happy ...