Steel Reserve. I knew this beer was awful when I started drinking it in college - before I really knew about good beer. But every once in awhile when I'm gearing up for a block party, I'll crack open a 22 (down from my college 40s), choke down the 9.1% metallic poison, and remember a time when I didn't have bills, I saw friends daily, more or less frequently met women who for some reason allowed me to see them without clothes on, and generally enjoyed being young.
If I ever made a beer that remotely resembled SR, I would cry myself a river. But every once in awhile...