I didn't at first. I thought it was too quirky (this from the guy who loved Parker Lewis Can't Lose.) Obviously I've reversed my opinion...fantastic show.
Yeah, I have discovered it takes about 4-5 episodes to actually enjoy it. That's how me and my college roommate were (he downloaded some episodes on a whim, we watched a couple and basically could not stop). My girlfriend also did not like it at first, but she likes it a lot now.