Also known as Rock Bottom Lumpy Dog Light Lager
Commercial description
An American-style Light Lager brewed with American grown barley and rice for a dry crisp flavor. Small amounts of hops are also used, giving this beer a very clean aftertaste.
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Rock Bottom Lumpy Dog Light Lager

The brewer markets this same or near-same product by more than one names. This can be the result of a brewer distributing this beer under different names in different countries, or the brewer simply changing the name, but not the recipe at different points in time.