Please notice...

...Spencer's moustache. He's been growing a beard specifically for this week of skiing and it's finally filling in. (Cait's caption).

Actually:

Spencer is letting his prolific facial hair run wild because A. he has nothing to lose and B. so as to get the mad snow in his beard from all the deep, deep powder he's ripping. He is expected to be found gracing the covers of lurid romance novels within the year due to his new found handsomeness/manliness/general masculinity. (Guest writer: Spencer's caption).