Career
She was personal makeup artist to David Letterman on The Late Show for 23 years and made occasional appearances on his show. O'Callaghan also did makeup for Bob Costas and Bryant Gumbel, as well as dozens of sports shows on every TV network.
She was personal makeup artist to David Letterman on The Late Show for 23 years and made occasional appearances on his show. O'Callaghan also did makeup for Bob Costas and Bryant Gumbel, as well as dozens of sports shows on every TV network.