By peoplestaff225
Updated April 05, 2007 01:01 AM

Once seen as a controversial rapper, Ice Cube says all the "coolness" he exuded then has evaporated thanks to his four children with his wife Kim Jackson, sons O’Shea, Jr., 20, Darryl, 15, Sharif, 6, and daughter Kareema, 12. He tells Conan O’Brien on Late Night,

The rapper-turned-actor jokes that he’s on the verge of tears "all day long." Asked how he keeps them calm, Ice responds,