Gambling is fun because it gives you that thrill and you feel adrenaline rush all over your body Cheesy It feels different when you are betting for money. Different feel, different kind of excitement.
Moreover, people find everything fun when it involves money. That's why gambling is fun.
Well, most casino games are in fact very boring when you take the money out of the picture and some of them cannot even been played right unless you play with money like poker.