The song goes like this

"As in a dream I heard you say i want you to come over" and it's a very soft, low guys voice and then it goes into guitar playing.

Here's the episode its featured in, the song starts at 32;33

http://www.mtv.com/videos/jersey-shore-ep-2-the-tanned-triangle/1627109/playlist.jhtml

I believe it is "Broken Machine" by Disappointed by Candy

http://www.myspace.com/disappointedbycandy

I also believe the lyric is actually "is it a dream" instead of "as in a dream."