 That made him the all-time home run leader in Major League Baseball. That record stood until Hank Aaron came along. It was this date in 1936. The first Oscar Mayer Wienermobile was completed. The hot dog-shaped vehicle promotes, you know what it promotes. Thanks, I have the song in my head now. I know, sorry about that. Do you still have your Wiener whistle? No. No? It was this date in 1974.