it's a way of moving you're thread to the top of the list of threads. it's basically "bumping" the thread to the head of the line. people think that a "bump" will result in more members seeing the thread actually most people who post in this section look at every single thread (unless of course...
the girl in the first scene is courtney cummz and the movie looks like i should be fuck my white ass #1 http://www.iafd.com/title.asp?title=Fuck+My+White+Ass+1&year=2005
the girls name is bailey
http://www.freeones.com/html/b_links/Bailey/
http://www.iafd.com/person.rme/perfid=Bailey04/gender=f/Bailey.htm
...now that i look again i'm not 100% sure if it's her or not
unless you've seen actual footage i would contend that the pic in question is not from an actual movie but from a pic set. i don't recall and iafd does not list kristi myst ever working with peter north or jake steed in a movie (granted we all know that iafd is anything but 100% acurate). oddly...
it is her "swimming with the titties" scene from brazzers (obviously since it's on the screen)
http://www.brazzers.com/tour3/index.php?action=scene&id=3319&nats=NDIxMDE3OjU0OjI0,0,0,0,0