Source: IG: @queenharm_ / IG: @monithemogul It's official: Galentine's Day is the best holiday spinoff (sorry Friendsgiving!) which brings gal pals together for an epic night of laughs, good eats (and treats), flowing drinks, and memory-making with sisterhood, self-love, and sincerity at the heart of the fun-filled festivities. The popular trend can be traced back to hit TV show Parks and Recreation where character Leslie Knope (Amy Poehler) coins the name in a 2010 episode, setting the groundwork for the pre-Valentine's Day obsession.