Real World, Celebrity Rehab Star Found Dead

Family suspects drugs, obviously.

Joey Kovar—the troubled "Real World" star who appeared on "Celebrity Rehab"—was found dead at a friend's home near Chicago this morning … and family members believe drugs are to blame … TMZ has learned.

Kovar was 29 years old.

Kovar's rep tells TMZ … Joey was discovered by a female friend early this morning who noticed blood coming out of Joey's ears and nose.