Its not a bug, but a "free weekend". But I can see it being pretty easy to get on your 20 and all of a sudden be gaining exp again. Make sure exp is turned off before you do anything.
That guy miles on xpoff is such a scrub xdSeems like they also buffed WSG xp since WoD. I gained like 60% of a bar in one 3:0 WSG.
O ya your lucky your on euThat guy miles on xpoff is such a scrub xd