Tyler Jacob Moore

When Frank goes out on a Friday night, he disappears and misses cashing his disability check. He wakes up in Toronto, but has no recollection of what happened.

Monica's return to the family wreaks havoc on the Gallagher clan, leaving the children determined to find out if Frank is their real father. Meanwhile, Fiona moves in with Steve next door.

The Gallaghers are in deep trouble when Debbie, who is devastated by Aunt Ginger's parting, kidnaps a toddler from a birthday party. They try to find a way to bring the toddler back before someone is arrested.

Debbie and Carl are dealing with the upheavals of adolescence, Lip is struggling to adjust to college life, and Frank reappears in a state of ill-health.

In Boise, an internet predator is using social networking sites to stalk potential victims.

Frank's mother is released from prison, Fiona and Steve go on a double date and Lip tells Karen he wants her to have an abortion.