Jessica Simpson sure knows how to send a man running. Jessica has christened boyfriend Tony Romo with a nickname that she hopes will be indictive of the couple’s future together.

Jess has taken to calling her love FBD, an abbreviated version of Future Baby’s Daddy.

“She knows he’s not ready to get that serious, so she’s playing it cool,” a friend of the Do You Know star tells Star Magazine. “Tony doesn’t know, of course.”