Abby once again confirms she's not coming back and that she is leaving NCIS. She says Reeves died saving her life and she owes him a debt. Reeves wanted to start a charity in honor of his late mother.

Abby ended the episode in her true NCIS home, her lab, packing up some dolls and leaving a copy of Abby's Lab for Dummies for the next forensics specialist. Those will be some huge boots to fill ...

Pauley Perrette, who plays forensic specialist Abby Sciuto on "NCIS," revealed on "The Early Show" what's actually in her drinking cup in the "NCIS" lab. Slideshow: TV to Fall For ...