osgood: and play on, dave brubek. you topped the charts with take five.hythms never lost count of that most essential beat. >> maybe the thing that binds humanity together is the heartbeat because you know it's the first thing you hear even before you... you're born you hear your mother's heartbeat. the steady pulse. >> osgood: bravo, dave brubek, bravo. ♪ 1, 2, 3, 4, 1, 2, 3, 4 >> osgood: still on the subject of counting, we say farewell to jerry nelson, the man behind the muppets count von count. ♪ the song of the count >> climax of the women's swimming events, 400-meter freestyle. >> osgood: we don't have the time to tally up all of ann curtis' victories. she was one of america's all-time great swimmers. >> announcer: ann curtis leads the field with that long easy stroke of hers. >> osgood: her olympic hopes were put on hold by world war ii. when her chance finally came in 1948 she rocketed her way to two gold medals. >> announcer: 4, 3, 2, 1. all engines running. lift-off on apollo 11. >> osgood: from countdown to touchdown to splashdown we followed e