Best AT : AT05, AT09, oh and evolution @AT07 is nice, also I am... @AT02, teddy bear & Memorial Address @AT03-04, AT06 & AT08 had some nice perf too, but AT05 is still the best so far
Best CDL : CDL05-06 ftw! And PCDL is kinda nice too
Best a-nation : ASFXX @a-nation'08, a-nation'09 was cool too