Depiction of Sumerian beer drinkers, 2600BCE, using stalks to drink from large, communal containers.
Image Available At:
http://cdli.ucla.edu/pubs/cdlj/2012/cdlj2012_002_fig/figure1.jpg
An early drinking song found on a clay tablet from the same era: http://etcsl.orinst.ox.ac.uk/section4/tr4231.htm