The Excalibur Hotel in Las Vegas (home of Louie Anderson) slashed prices up to 30% off on select rooms as part of its most recent sale. Rates vary, with weekday prices starting at $22 per night. That's the lowest rate we could find on these rooms for this hotel. You must book by December 1 for stays through September 30, 2010. Click "choose arrival date" to see rates for each night of the promotion.