Samantha Who? is a sitcom that stars Christina Applegate in the main role.
After a hit-and-run accident left Samantha Newly wakes up from a coma... with no memories of her past. During her quest to learn more about herself, Samantha discovers something striking: she was a terrible person!
The rest of the show is based on Samantha's attempt make up for past mistakes. In hilarious ways, of course.