NEW YORK (CBS) Mariah Carey is having one of each.
The singer, who is pregnant with twins, is having a boy and a girl, a source confirmed to People magazine on Tuesday.
Husband Nick Cannon, 30,in December that he and Carey, 41, have been cautious about releasing details about the babies, since the couple had a "long journey" to parenthood (which included a miscarriage in 2008).
Cannontold the magazine that the couple is preparing for the arrival of the twins by "decorating and designing" the babies' nurseries - one in Los Angeles and one in New York.
He added that his wife is staying active during her pregnancy with daily swims.
Careyin October. She has said she is due in the spring, but hasn't revealed an exact due date.