Looney Tunes! This show was the only reason I'd get up at 6:30 every Saturday morning when I was little. ABC used to show 2.5 hours of re-runs every Saturday morning. Looney Tunes has been around in one form or another since at least the 1940's. All of us have seen it, and it's made an impact on us all. Probably one of the top 5 cartoon series' of all time, if I'm honest.