I am currently watching/marathoning Episodes 34-49 of GetBackers (ADV English Dub).
As for what I just recently watched, Episodes 16-20 of Hunter x Hunter (Viz Media English Dub) and Episodes 28-33 of GetBackers (ADV English Dub).
I finsihed watching the Hoenn League and marathoned next the Naruto Shippuden ep 80.
and marathoned again Pokemon movies Deathnote Bleach etc.^_:D
P.S. I love all the anime that was listed above
Currently I been marathoning DBGT, at the moment I'm at the Shadow Dragon Saga (I just finished watching episode 54).
And recently I just marathoned all of Chobits.
If a thread like this is going to be started, it will be by a staff member and heavily monitored by them as well.