Getting high and fucking the turkey in front of your whole family while the Christmas tree is in your ass and the whole thing is being live-streamed.

The safeguarding of Earth and other worlds from biological cross-contamination (i.e. billionaires with too much time on their hands).

Also known as “planetary protection.” Planetary protection / quarantine “reflects both the unknown nature of the space environment and the desire of the scientific community to preserve the pristine nature of celestial bodies until they can be studied in detail.”

There are two types of interplanetary contamination. Forward contamination is the transfer of viable organisms from Earth to another celestial body. Back contamination is the transfer of extraterrestrial organisms, if such exist, back to the Earth's biosphere.

When a male ejaculates in the air above his partners' head, allowing gravity to let the sperm fall on the head, lashes and shoulders of his partner like fresh snow.

When its actually snowing on Christmas morning.

When a female (or male) partner who has allowed the semen or their partner (or multiple others if done at a group event) to dry on their bodies - stands above their sexual partner and flicks off the white flakes of semen onto their body.

....something that never happens in Mexico.

Partaking in the illegal use of narcotics which come in powder form and have a white color, usually cocaine or m-kat. When this act is performed on Christmas day then a white Christmas has been achieved