"Whatever the Case May Be" is the twelfth episode of the first season of "Lost". It was directed by Jack Bender and written by Damon Lindelof and Jennifer Johnson. It first aired on January 5, 2005, on ABC. The character of Kate Austen (Evangeline Lilly) is featured in the episode's flashbacks.

Can we draw the following conclusion?
The thirteenth episode of the first season of "Lost" aired on January 12, 2005.
It's impossible to say