Long before Taco Bell became synonymous with fuzzy 3 a.m. Baja Blasts and McDonald's with decreasingly cheap late-night burgers, they were just fast food joints jockeying for position in the throw-the-trash-out-the-car-window 1970s, a pair of restaurants that offered decent service with a smile ...  and some seriously questionable uniforms. 

From Taco Bell's short-lived mustache to McDonald's shockingly cheap vintage menus, here are 21 pics of what Taco Bell and McDonald's looked like in the '70s.