We’ve entered into the final days of the year 2015 which, as you’re probably aware, is the crazy future year that Marty McFly (Michael J. Fox) and Doc Brown (Christopher Lloyd) travel to in the delicious creamy center of the Back to the Future trilogy.

Back in August CineFix shared nine fun facts about the beloved movie franchise for their “Things You (Probably) Didn’t Know” YouTube series as part of the 365-day celebration of our reaching the year in real life. Now with 2016 fast approaching, they’ve decided to dedicate their final installment of the series this year to seven new things about the movies that you might not have known about.

You can check out the video below.