Jennifer Lopez has a lot more on her hands than just a new album and joint tour with husband Marc Anthony: The couple are expecting twins, TMZ.com reports. The children would be the first for the pair; Anthony has a daughter and two sons from two previous relationships, one of which resulted in marriage. Lopez and Anthony launched their En Concierto trek in late September and will continue on it through a November 2 date in Miami. Her new album, Brave, drops Tuesday. ...