The problem is no one is going to take Artest. Why would they? That doesn't mean a trade is impossible though. It's just going to be very hard.
A big part of the problem is trying figure out who the Lakers could realistically trade. There are some players--almost everyone really--that seem to be cost prohibitive. That's not to say there aren't possibilities.
Bear in mind these are entirely hypothetical and most are fairly far-fetched, but that's the position that the Lakers are in.
The following hypothetical trades are the least far-fetched...
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Article Source: Bleacher Report - Los Angeles Lakers