"Leap Day" is the 17th episode of the third season of Modern Family , airing on February 29, 2012, and centering on the characters navigating a rare, extra day of the year [1]. The episode features three storylines: Phil's chaotic attempt to make the day special, Cameron's disastrous 10th birthday party, and Gloria’s over-the-top defense of Jay's masculinity, as discussed on Reddit [2]. For more details, visit the discussion on Reddit [https://www.reddit.com/r/Modern_Family/comments/1kzwwl1/why_did_claire_apologize_in_leap_day/].