Ok guys, this is a little easy one ( can only confirm on a male charakter ) if you drink pygmy oil, till your the little gnomie, then, use the orb, so, now youre 5 minutes are the female bloodelf, the clou is, when you leave enter, or use your hearthstone, your male again, with a second orb buff, this will last 5 minutes again, so all you got to do now is, right klick the 1 minute ( or less ) female orb buff, and you can enjoin 5 more minutes, as a male bloodelf i tried it several times, and it always worked.