Note how nearly every letter is different (look at all of the 'E's for example). Odds are it is hand lettering.

There are a number of fonts which simulate this effect: use the keyword “interlock” to do a search at myfonts.com. Here’s one of mine in the same vein…

http://www.myfonts.com/fonts/nicksfonts/oo-boodlio-doo-nf/regular/

Agree with both previous comments. Some more interlock in the same vein: Swung Note, Malamondo, Fido, Croteau, FT Giorgio, Sinzano, Darkheart, Ed Interlock, Smashing, Manicuore, Rather Loud, Master Of Poster, Gumbutcha

thanks