They won't be back. They are like the different car each episode. In fact the whole look of each new episode is just experimenting to see what might work or to add some splash to anotherwise "over the hill" show.
So what did ya'll think of Barry's auction angels Candy & Sandy? http://auctionstx.com/storage-wars-bodacious-blondes-sizzle-storage-auction/ [nofollow]
.....after six months of the first season people purely watch the show for entertainment. They did a panel and that was the results.