Conjoined twin sisters Abby and Brittany Hensel were photographed out and about ... Annica Bowling filed the suit against her ex-spouse, as well as another male named Gavin Vatnsdal.

per a paternity suit filed by Annica. With all the changes to Abby and Brittany's life since their TV-documented college years, it has people wondering what life is really like for the Hensel ...