Fiona made a major slip up and slept with her boyfriend's brother Robbie this wek.

If she thought it was a one time thing, she was severely mistaken as her dangerous liaisons continued in Shameless Season 4 Episode 4.

Fiona almost got caught in a very compromising position when Mike showed up at Robbie's apartment. Good thing V pointed out that she's always been attracted to troublesome men. Maybe this will stop her?

Elsewhere, Frank plotted for a way to get liability money for his surgery. But then as it turned out, Sammi wasn't even a match. Frank ended up revealing his identity to his eldest daughter.

Debbie's boyfriend broke up with her, Carl helped out Frank, and Lip almost dropped out of school. Find out more about Lip's detour from college when you watch Shameless online!

Watch Shameless Season 4 Episode 4 Online