Designs like this are almost always hand-lettered.

Inform by Paratype comes close:
http://www.myfonts.com/fonts/paratype/inform/

So does Brush Hand, by K-Type:
http://www.k-type.com/fonts/brush-hand-new/

Okay:
http://www.myfonts.com/fonts/urw/okay/

Flash:
http://www.myfonts.com/fonts/linotype/flash/

House Movements Sign:
http://www.houseind.com/fonts/movements/

I’m sure other posters will have even better suggestions....