When Fiona ( Emmy Rossum ) calls Lip ( Jeremy Allen White ) while he's prepping for a class you can clearly see that he is not really on the phone as the swipe to unlock button can be seen. See more

Goofs

When Fiona calls Lip to tell him Frank put down $1,000 cash for her reception, Lip's phone is locked while he is supposedly talking with her; cell phones disconnect if the screen is locked during the call. The phone's screen shows "slide to unlock" during said conversation. See more