fog lights

After noticing my fog lights weren't working anymore had a quick look at them and discovered the wires had busted off the bulb harness. My question is (and this might sound dumb cause i've never had this happen) but how hard is it to attach these wires back in to the harness? The wires are...

Okay, I've been reading fog light threads for over an hour. I still have no clue why my fog lights are crap. I could see better by tying my wife on the front bumper holding a MagLight! Actually, that may not be a bad idea . . . :booboo But really, what is the fix? I've replaced the bulbs...