It's been a while since we've had one of these threads, and we've been opening quite a number of tasty under-$20 wines. Here's the pick of the litter in our household:
2006 Schloss Gobelsburg "Gobelsburger" Grüner Veltliner
2005 Schloss Gobelsburg "Gobelsburger" Riesling
2005 Luneau-Papin Muscadet Sevre et Maine "Clos des Allees"
2005 Michel Tete Clos du Fief Julienas
2005 Jean-Paul Brun Beaujolais L'Ancien Vieilles Vignes
2005 Domaine de Vissoux Beaujolais Vieilles Vignes
2004 Domaine de L'Espigouette Cotes du Rhone Vieilles Vignes
2001 Edmunds St. John "Los Robles Viejos"