>> chevy decided he was too big for the show. so he left. in some ways, chevy leaving after the first year was a blessing. because it showed that "saturday night live" was going to do much more than survive. ♪ there are some things that just aren't explainable ♪ >> hello, i'm bill murray. you can call me billy. but around here everybody calls me the new guy. >> when chevy chase leaves. bill murray comes in. >> come on, pop! >> cut, cut -- cut! makeup, can we get in here, please. sorry, fellows. >> that just opened up other doors. and "saturday night live" was just kind of taking on. >> two wild and crazy guys! >> you will never have to cut again. >> roseann, roseanna-danna. >> cheeseburger, cheeseburger. >> where do we come from? >> france. >> it was the show for us. it was the show about us.