When Charlie's vividly surreal dreams lead him to believe Claire's baby, Aaron, is in danger, Locke suspects Charlie may be using again. Meanwhile, Sawyer encourages Hurley to act on his attraction to Libby, on "Lost."

Melinda and Professor Payne search for missing children after their Nanny says that they left with a man named Gabriel.

Melinda fears for the safety of her loved ones when a prophet ghost shows her visions of a deadly future, and a fellow Ghost Whisperer, who Melinda doesn't trust continues to lurk around Grandview.

Sean drinks to a great extent as he spends a depressing Christmas without his family; Christian gets an surprising gift when a 3-year old Wilber comes back into his life; and James pressures Michelle to help as she takes forceful measures to fill her holiday kidney quota.

Stark reluctantly agrees to help an old friend who is harboring a dead body, but he soon regrets the decision. Julie, meanwhile, must tell her dad that she's been arrested for drunk driving.

When Russ wants to attract more families to TransAlliance Airlines, he asks his team to create a fun and original icon for the kids. Sam submits an original idea from Darcy that Russ initially loves. However, when Russ mistakenly sees a doodle that Sully had drawn, he trashes Darcy's idea and goes with Sully's. But like everything Sully does, it creates even more problems than it's worth.