There are certain rules that come with using the Hot Tub Time Machine, and the newest poster for “Hot Tub Time Machine 2” gives you the full rundown. Check out the poster below!

“Hot Tub Time Machine 2” continues the crazy adventures of three friends who somehow stumble upon a hot tub that takes them backwards and forwards through time. This time, though, the guys have to save the world.

When Lou (Rob Corddry) finds himself in trouble, Nick (Craig Robinson) and Jacob (Clark Duke) fire up the hot tub time machine in an attempt to get back to the past. But they inadvertently land in the future with Adam Jr. (Adam Scott). Now they have to alter the future in order to save the past… which is really the present, in the sequel from the same team that brought you the original cult hit.

“Hot Tub Time Machine 2” also stars Chevy Chase, Gillian Jacobs, Kumail Nanjiani and Thomas Lennon. “Hot Tub Time Machine 2” comes to theaters Feb. 20.

Are you going to watch “Hot Tub Time Machine 2” when it comes to theaters? Give your opinions in the comments section below!