Phelpsin' It
Specifically, to hit the bong. However, can be used as a general term to describe any type of weed smokin.
Dude is was totally phelpsin' it last night when my parents were out of town
Phelpsin
to take unflattering and embarrassing photos of drunk/high friends and post on facebook
Dude! Stop taking pictures in the bar. I don't want you to Phelpsin me.